I received my copy of the new 9th edition of the Greenberg Pocket Price Guide for Marx trains this past weekend. Marx used to print on its packages, “One of the many Marx toys. Have you all of them?” This book won’t completely answer that question, but at the very least, it gives you a start, and helps you avoid paying too much for the ones you don’t have yet.

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.


