I found a few plaster buildings at Michael’s (the crafts chain) this week. The size would work for O27, S scale (1:64), or 28mm scale. They included a diner, a pet store, a post office, and a church. They come unpainted, but would paint easily with acrylic paints. They were priced at $4.99.
David Farquhar is a computer security professional, entrepreneur, and author. He started his career as a part-time computer technician in 1994, worked his way up to system administrator by 1997, and has specialized in vulnerability management since 2013. He invests in real estate on the side and his hobbies include O gauge trains, baseball cards, and retro computers and video games. A University of Missouri graduate, he holds CISSP and Security+ certifications. He lives in St. Louis with his family.