LDraw Parts Library files used by the figure
Parts geometry: LDraw Parts Library (https://library.ldraw.org), by the LDraw.org contributors, CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/); converted to meshes, not modified

Every file below is from https://library.ldraw.org (complete.zip), used as published: its geometry was
converted to triangle meshes and merged into the figure's meshes; the files themselves were not changed.

p/1-16chrd.dat               Chord 0.0625 | Philippe Hurbain [Philo] | Licensed under CC BY 4.0 : see CAreadme.txt
p/1-4chrd.dat                Chord 0.25 | Max Martin Richter [MMR1988] | Licensed under CC BY 4.0 : see CAreadme.txt
p/1-4edge.dat                Circle 0.25 | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/1-4ndis.dat                Disc Negative 0.25 | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/1-8chrd.dat                Chord 0.125 | Orion Pobursky [OrionP] | Licensed under CC BY 4.0 : see CAreadme.txt
p/1-8cyli.dat                Cylinder 0.125 | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/1-8cylo.dat                Cylinder Open 0.125 | Tim Gould [timgould] | Licensed under CC BY 4.0 : see CAreadme.txt
p/1-8edge.dat                Circle 0.125 | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/1-8ring18.dat              Ring 18 x 0.125 | Willy Tschager [Holly-Wood] | Licensed under CC BY 4.0 : see CAreadme.txt
p/1-8ring19.dat              Ring 19 x 0.125 | Willy Tschager [Holly-Wood] | Licensed under CC BY 4.0 : see CAreadme.txt
p/1-8ring8.dat               Ring  8 x 0.125 | Paul Easter [pneaster] | Licensed under CC BY 4.0 : see CAreadme.txt
p/2-4chrd.dat                Chord 0.5 | Philippe Hurbain [Philo] | Licensed under CC BY 4.0 : see CAreadme.txt
p/2-4cyli.dat                Cylinder 0.5 | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/2-4cylo.dat                Cylinder Open 0.5 | Max Martin Richter [MMR1988] | Licensed under CC BY 4.0 : see CAreadme.txt
p/2-4edge.dat                Circle 0.5 | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/2-4ndis.dat                Disc Negative 0.5 | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/2-4ring2.dat               Ring  2 x 0.5 | Chris Dee [cwdee] | Licensed under CC BY 4.0 : see CAreadme.txt
p/2-4ring3.dat               Ring  3 x 0.5 | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/2-4ring4.dat               Ring  4 x 0.5 | Paul Easter [pneaster] | Licensed under CC BY 4.0 : see CAreadme.txt
p/2-4ring9.dat               Ring  9 x 0.5 | Willy Tschager [Holly-Wood] | Licensed under CC BY 4.0 : see CAreadme.txt
p/3-16chrd.dat               Chord 0.1875 | Niels Karsdorp [nielsk] | Licensed under CC BY 4.0 : see CAreadme.txt
p/3-16cys2.dat               Cylinder Sloped 0.1875 Convex | Donald Sutter [technog] | Licensed under CC BY 4.0 : see CAreadme.txt
p/3-16edge.dat               Circle 0.1875 | Donald Sutter [technog] | Licensed under CC BY 4.0 : see CAreadme.txt
p/3-16ndis.dat               Disc Negative 0.1875 | Magnus Forsberg [MagFors] | Licensed under CC BY 4.0 : see CAreadme.txt
p/4-4con1.dat                Cone  1 x 1.0 | Steve Bliss [sbliss] | Licensed under CC BY 4.0 : see CAreadme.txt
p/4-4con3.dat                Cone  3 x 1.0 | Niels Karsdorp [nielsk] | Licensed under CC BY 4.0 : see CAreadme.txt
p/4-4con4.dat                Cone  4 x 1.0 | Willy Tschager [Holly-Wood] | Licensed under CC BY 4.0 : see CAreadme.txt
p/4-4cyli.dat                Cylinder 1.0 | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/4-4cylo.dat                Cylinder Open 1.0 | Mark Kennedy [mkennedy] | Licensed under CC BY 4.0 : see CAreadme.txt
p/4-4cyls.dat                Cylinder Sloped 1.0 | Donald Sutter [technog] | Licensed under CC BY 4.0 : see CAreadme.txt
p/4-4cylse.dat               Cylinder Sloped 1.0 with Edge | Willy Tschager [Holly-Wood] | Licensed under CC BY 4.0 : see CAreadme.txt
p/4-4disc.dat                Disc 1.0 | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/4-4edge.dat                Circle 1.0 | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/4-4ndis.dat                Disc Negative 1.0 | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/4-4ring1.dat               Ring  1 x 1.0 | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/4-4ring2.dat               Ring  2 x 1.0 | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/4-4ring3.dat               Ring  3 x 1.0 | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/4-4ring4.dat               Ring  4 x 1.0 | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/4-4ring8.dat               Ring  8 x 1.0 | Steffen [Steffen] | Licensed under CC BY 4.0 : see CAreadme.txt
p/4-4ring9.dat               Ring  9 x 1.0 | Magnus Forsberg [MagFors] | Licensed under CC BY 4.0 : see CAreadme.txt
p/48/1-4cyli.dat             Hi-Res Cylinder 0.25 | Magnus Forsberg [MagFors] | Licensed under CC BY 4.0 : see CAreadme.txt
p/48/1-4edge.dat             Hi-Res Circle 0.25 | Magnus Forsberg [MagFors] | Licensed under CC BY 4.0 : see CAreadme.txt
p/48/1-4ring9.dat            Hi-Res Ring  9 x 0.25 | Paul Easter [pneaster] | Licensed under CC BY 4.0 : see CAreadme.txt
p/48/1-8chrd.dat             Hi-Res Chord 0.125 | Willy Tschager [Holly-Wood] | Licensed under CC BY 4.0 : see CAreadme.txt
p/48/1-8cyli.dat             Hi-Res Cylinder 0.125 | Steve Bliss [sbliss] | Licensed under CC BY 4.0 : see CAreadme.txt
p/48/1-8edge.dat             Hi-Res Circle 0.125 | [PTadmin] | Licensed under CC BY 4.0 : see CAreadme.txt
p/48/4-4aring.dat            Adapter Ring Hi-Res to Normal 1.0 | Philippe Hurbain [Philo] | Licensed under CC BY 4.0 : see CAreadme.txt
p/48/4-4con1.dat             Hi-Res Cone  1 x 1.0 | Niels Karsdorp [nielsk] | Licensed under CC BY 4.0 : see CAreadme.txt
p/48/4-4con12.dat            Hi-Res Cone 12 x 1.0 | Willy Tschager [Holly-Wood] | Licensed under CC BY 4.0 : see CAreadme.txt
p/48/4-4con2.dat             Hi-Res Cone  2 x 1.0 | Niels Karsdorp [nielsk] | Licensed under CC BY 4.0 : see CAreadme.txt
p/48/4-4con9.dat             Hi-Res Cone  9 x 1.0 | Alex Taylor [anathema] | Licensed under CC BY 4.0 : see CAreadme.txt
p/48/4-4cyli.dat             Hi-Res Cylinder 1.0 | Paul Easter [pneaster] | Licensed under CC BY 4.0 : see CAreadme.txt
p/48/4-4cylo.dat             Hi-Res Cylinder Open 1.0 | Philippe Hurbain [Philo] | Licensed under CC BY 4.0 : see CAreadme.txt
p/48/4-4disc.dat             Hi-Res Disc 1.0 | Willy Tschager [Holly-Wood] | Licensed under CC BY 4.0 : see CAreadme.txt
p/48/4-4edge.dat             Hi-Res Circle 1.0 | Paul Easter [pneaster] | Licensed under CC BY 4.0 : see CAreadme.txt
p/48/4-4ring13.dat           Hi-Res Ring 13 x 1.0 | Mark Kennedy [mkennedy] | Licensed under CC BY 4.0 : see CAreadme.txt
p/48/4-4ring14.dat           Hi-Res Ring 14 x 1.0 | Willy Tschager [Holly-Wood] | Licensed under CC BY 4.0 : see CAreadme.txt
p/48/4-4ring9.dat            Hi-Res Ring  9 x 1.0 | Paul Easter [pneaster] | Licensed under CC BY 4.0 : see CAreadme.txt
p/8/2-4cyli.dat              Cylinder 0.5 | Philippe Hurbain [Philo] | Licensed under CC BY 4.0 : see CAreadme.txt
p/8/2-4cylo.dat              Cylinder Open 0.5 | Magnus Forsberg [MagFors] | Licensed under CC BY 4.0 : see CAreadme.txt
p/8/2-4edge.dat              Circle 0.5 | Philippe Hurbain [Philo] | Licensed under CC BY 4.0 : see CAreadme.txt
p/8/2-4ndis.dat              Lo-Res Disc Negative 0.5 | Magnus Forsberg [MagFors] | Licensed under CC BY 4.0 : see CAreadme.txt
p/8/2-4ring2.dat             Lo-Res Ring  2 x 0.5 | Gerald Lasser [GeraldLasser] | Licensed under CC BY 4.0 : see CAreadme.txt
p/8/2-4ring3.dat             Lo-Res Ring  3 x 0.5 | Willy Tschager [Holly-Wood] | Licensed under CC BY 4.0 : see CAreadme.txt
p/8/4-4cyli.dat              Cylinder 1.0 | Philippe Hurbain [Philo] | Licensed under CC BY 4.0 : see CAreadme.txt
p/8/4-4cylo.dat              Lo-Res Cylinder Open 1.0 | Philippe Hurbain [Philo] | Licensed under CC BY 4.0 : see CAreadme.txt
p/8/4-4disc.dat              Disc 1.0 | Philippe Hurbain [Philo] | Licensed under CC BY 4.0 : see CAreadme.txt
p/8/4-4edge.dat              Circle 1.0 | Philippe Hurbain [Philo] | Licensed under CC BY 4.0 : see CAreadme.txt
p/8/4-4ndis.dat              Lo-Res Disc Negative 1.0 | Magnus Forsberg [MagFors] | Licensed under CC BY 4.0 : see CAreadme.txt
p/8/4-4ring2.dat             Ring  2 x 1.0 | Philippe Hurbain [Philo] | Licensed under CC BY 4.0 : see CAreadme.txt
p/8/4-4ring3.dat             Ring  3 x 1.0 | Philippe Hurbain [Philo] | Licensed under CC BY 4.0 : see CAreadme.txt
p/axl5ho10.dat               Technic Axle Hole Rounded Tooth Surface | Magnus Forsberg [MagFors] | Licensed under CC BY 4.0 : see CAreadme.txt
p/axl5hol8.dat               Technic Axle Hole Rounded Perimeter | Magnus Forsberg [MagFors] | Licensed under CC BY 4.0 : see CAreadme.txt
p/axl5hol9.dat               Technic Axle Hole Rounded Tooth Outer Edges | Magnus Forsberg [MagFors] | Licensed under CC BY 4.0 : see CAreadme.txt
p/axlehol2.dat               Technic Axle Hole Side Edges | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/axlehol3.dat               Technic Axle Hole Tooth Outer Edges | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/axlehole.dat               Technic Axle Hole Closed | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/box2-11.dat                Box with 2 Faces without 11 Edges | Steffen [Steffen] | Licensed under CC BY 4.0 : see CAreadme.txt
p/box2-5.dat                 Box with 2 Faces without 5 Edges | Steffen [Steffen] | Licensed under CC BY 4.0 : see CAreadme.txt
p/box2-7.dat                 Box with  2 Faces without  7 Edges | Willy Tschager [Holly-Wood] | Licensed under CC BY 4.0 : see CAreadme.txt
p/box2-9p.dat                Box with  2 Faces with  3 Parallel Edges | Willy Tschager [Holly-Wood] | Licensed under CC BY 4.0 : see CAreadme.txt
p/box3u10p.dat               Box with 3 Faces without 10 Parallel Edges | Owen Burgoyne [C3POwen] | Licensed under CC BY 4.0 : see CAreadme.txt
p/box3u2p.dat                Box with 3 Faces without 2 Parallel Edges | Niels Karsdorp [nielsk] | Licensed under CC BY 4.0 : see CAreadme.txt
p/box3u8p.dat                Box with 3 Faces and 4 Parallel Edges | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/box4-2p.dat                Box with  4 Faces without  2 Parallel Edges | Willy Tschager [Holly-Wood] | Licensed under CC BY 4.0 : see CAreadme.txt
p/box4.dat                   Box with 4 Faces (2 Parallel Pairs) and All Edges | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/box4o4a.dat                Box with 4 Faces (2 Parallel Pairs) without Bottom Edges | Donald Sutter [technog] | Licensed under CC BY 4.0 : see CAreadme.txt
p/box4t.dat                  Box with 4 Adjacent Faces and All Edges | Tore Eriksson [Tore_Eriksson] | Licensed under CC BY 4.0 : see CAreadme.txt
p/box5.dat                   Box with 5 Faces and All Edges | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/empty.dat                  Empty | Steffen [Steffen] | Licensed under CC BY 4.0 : see CAreadme.txt
p/rect.dat                   Rectangle | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/rect1.dat                  Rectangle with 1 Edge | Chris Dee [cwdee] | Licensed under CC BY 4.0 : see CAreadme.txt
p/rect2p.dat                 Rectangle with 2 Parallel Edges | Donald Sutter [technog] | Licensed under CC BY 4.0 : see CAreadme.txt
p/rect3.dat                  Rectangle with 3 Edges | Mark Kennedy [mkennedy] | Licensed under CC BY 4.0 : see CAreadme.txt
p/recte4.dat                 Rectangle Empty with 4 Edges | Steffen [Steffen] | Licensed under CC BY 4.0 : see CAreadme.txt
p/stud.dat                   Stud | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/stud2a.dat                 Stud Open without Base Edges | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
p/stug-1x2.dat               Stud Group  1 x  2 | Steffen [Steffen] | Licensed under CC BY 4.0 : see CAreadme.txt
p/stug-2x2.dat               Stud Group  2 x  2 | Steffen [Steffen] | Licensed under CC BY 4.0 : see CAreadme.txt
p/stug10-2x2.dat             Stud Group Truncated Laterally Curved 40D for Round 2 x 2 Parts | Magnus Forsberg [MagFors] | Licensed under CC BY 4.0 : see CAreadme.txt
p/triangle.dat               Triangle | Steffen [Steffen] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/1126.dat               Tile  1 x  2 with Rounded Ends | Magnus Forsberg [MagFors] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/14769.dat              Tile  2 x  2 Round with Round Underside Stud | Max Martin Richter [MMR1988] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/15068.dat              Slope Brick Curved  2 x  2 x  0.667 | Owen Burgoyne [C3POwen] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/22388.dat              Slope Brick 50  1 x  1 x  0.667 Quadruple | Magnus Forsberg [MagFors] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/2431.dat               Tile  1 x  4 with Groove | Santeri Piippo [arezey] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/3003.dat               Brick  2 x  2 | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
parts/3022.dat               Plate  2 x  2 | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
parts/3023b.dat              Plate  1 x  2 | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
parts/3062b.dat              Brick  1 x  1 Round with Hollow Stud | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
parts/3068b.dat              Tile  2 x  2 with Groove | Takeshi Takahashi [RainbowDolphin] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/3069b.dat              Tile  1 x  2 with Groove | Santeri Piippo [arezey] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/3070b.dat              Tile  1 x  1 with Groove | Chris Dee [cwdee] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/35480.dat              Plate  1 x  2 with Round Ends and 2 Open Studs | Magnus Forsberg [MagFors] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/3941.dat               Brick  2 x  2 Round without Reinforcement | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
parts/3960.dat               Dish  4 x  4 Inverted | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
parts/4032a.dat              Plate  2 x  2 Round with Axlehole | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
parts/43898.dat              Dish  3 x  3 Inverted | John Riley [jriley] | Licensed under CC BY 2.0 and CC BY 4.0 : see CAreadme.txt
parts/4740.dat               Dish  2 x  2 Inverted | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
parts/6141.dat               Plate  1 x  1 Round | James Jessiman | Licensed under CC BY 4.0 : see CAreadme.txt
parts/98138.dat              Tile  1 x  1 Round with Groove | Magnus Forsberg [MagFors] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/1126s01.dat          ~Tile  1 x  2 with Rounded Ends without Top Surface | Magnus Forsberg [MagFors] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/14769s01.dat         ~Tile  2 x  2 Round with Round Underside Stud without Top Face | Max Martin Richter [MMR1988] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/15068s01.dat         ~Slope Brick Curved  2 x  2 x  0.667 without Top Surface | Owen Burgoyne [C3POwen] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/15535s02.dat         ~Tile  2 x  2 Round with Hole - 1/4 | Max Martin Richter [MMR1988] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/2431s01.dat          ~Tile  1 x  4 with Groove without Top Face | Santeri Piippo [arezey] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/3003s01.dat          ~Brick  2 x  2 without Front Face | Steffen [Steffen] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/3003s02.dat          ~Brick  2 x  2 without Front and Back Faces | Owen Burgoyne [C3POwen] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/3023bs01.dat         ~Plate  1 x  2 without Front Face | Massimo Maso [Sirio] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/3062bs01.dat         ~Brick  1 x  1 Round with Hollow Stud without Outer Surface | Takeshi Takahashi [RainbowDolphin] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/3068bs01.dat         ~Tile  2 x  2 with Groove without Face | Willy Tschager [Holly-Wood] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/3069bs01.dat         ~Tile  1 x  2 with Groove without Top Face | Santeri Piippo [arezey] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/3070bs01.dat         ~Tile  1 x  1 with Groove without Top Face | Chris Dee [cwdee] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/3941s01.dat          ~Brick  2 x  2 Round without Reinforcement without Outer Surface | Gerald Lasser [GeraldLasser] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/3960s00.dat          ~Dish  4 x  4 Inverted without Top and Centre Face | Gerald Lasser [GeraldLasser] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/3960s01.dat          ~Dish  4 x  4 Inverted without Top Face | Steve Bliss [sbliss] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/3960s02.dat          ~Dish  4 x  4 Slice 30 Degrees without Condlines | Franklin W. Cain [fwcain] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/3960s03.dat          ~Dish  4 x  4 Inverted - Dish Surface | Steffen [Steffen] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/3960s04.dat          ~Dish  4 x  4 Slice 30 Degrees at 45 Degrees without Condlines | Gerald Lasser [GeraldLasser] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/3960s05.dat          ~Dish  4 x  4 Inverted - Conditional Lines | Gerald Lasser [GeraldLasser] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/4032s01.dat          ~Plate  2 x  2 Round with Axlehole - Quarter | Magnus Forsberg [MagFors] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/43898s01.dat         ~Dish  3 x  3 without Top Face | John Riley [jriley] | Licensed under CC BY 2.0 and CC BY 4.0 : see CAreadme.txt
parts/s/4740s01.dat          ~Dish  2 x  2 Inverted without Convex Surface | Philippe Hurbain [Philo] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/98138s01.dat         ~Tile  1 x  1 Round with Groove with Partial Top Face | Magnus Forsberg [MagFors] | Licensed under CC BY 4.0 : see CAreadme.txt
parts/s/98138s02.dat         ~Tile  1 x  1 Round with Groove without Complete Top Face | Magnus Forsberg [MagFors] | Licensed under CC BY 4.0 : see CAreadme.txt