Idea and Inspiration In the background of a show I was watching there was a quick shot of this clock that appears to be based on an inert anti-tank mine. Through casual browsing I couldn't ID it other than being an anti-tank mine. I liked the vibe and wanted my own AT wall clock. Here in the US of A weirdly enough I could only find eastern-bloc TM-62 landmines and frankly I'm not putting that on my wall, so I was left with 3D printing a US mine replica to use. There are two common heavy AT in the US service, the M15 and the M19. The M19 is basically a metal can full of comp-b with a pressure plate. The lesser-seen mine, the M19, is a less-metallic mine as it only has two metal parts which weigh a few ounces. It's also a big ol' plastic block of comp-b. I liked it, so I decided to go with it. As for the actual mechanical guts I decided to do nothing fancy and just use those cheap quartz based clock mechanisms you can find on Amazon for 7 for $15. Successes 1. It was quic...