Q: I’m excited by all the new 3D-printed figures and details that have become available. Lately, however, I’ve received some figures that are still attached to the support structure. I work in HO ...

[Luke Towan] has a cool HO scale Escalator mostly made of 3D printed parts, with some laser cut acrylic, for a station on his HO model railroad. Escalators are mesmerizing to watch – there’s something ...