perpetual calendar with mechanically automatic day of the week —
Founded perpetual calendar with mechanically automatic day of the week models & stl files for printing
strap1972
Winterwings99_KDeVillers
JDMac174
JohnnySpanners
Rychalla
real3ddesignz
BiancaW
tteeddd
jcohen2284
maximrus
andymclach
3DWorksbyMatt
BeardedBonehead
BrianJF
xenz
chuckleedesign
dmdover81
Arcanum70
Zuni7
Skyblue