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Types of model rail bridges and when to use them
This steel trestle bridge, at Skyridge on Model Railroader 's HO scale Milwaukee ... and much heavier, making it a more difficult material to build with. Bridges made of stone were almost always ...
Hackaday2y
Tiny 3D Printed HO Scale Escalator That Works
[Luke Towan] has a cool HO scale Escalator mostly made of 3D printed ... There are lots of tips for making small mechanisms with 3D printing, and for making small mechanisms that work reliably ...