The Marx steam type train set number 4822 is a mid 1950s electric train set with a basic steam engine and 7-inch freight cars. It’s an attractive set and a very good example of post-war tin lithography. Marx eventually switched from lithography to plastic. This set was part of Marx’s transition period from lithography to plastic.

David Farquhar is a computer security professional, entrepreneur, and author. He has written professionally about computers since 1991, so he was writing about retro computers when they were still new. He has been working in IT professionally since 1994 and has specialized in vulnerability management since 2013. He holds Security+ and CISSP certifications. Today he blogs five times a week, mostly about retro computers and retro gaming covering the time period from 1975 to 2000.










