help

Good evening all, I recently obtained two engines from a local auction. The first one is a perkins 1/4 scaled. I believe I have all the castings besides the piston I provided pictures of the second engine. I have no idea what it even is. If I can get a name or anything I can atleast go from...

Hello everyone, I hope all of you have had the most beautiful holidays. My name is Aal Rin Ákos (it is a really confusing Hungarian Dutch name) and I am a 17-year-old studying at a gymnasium in Budapest. The reason why I joined here is that I am a steam enthusiast but I need some help, which...