those Encyclopedias. They were a prized family possession and a rare luxury that my Father sacrificed money on to help educate me and my 3 sisters.
Yep. Usually sold by a door-to-door salesman, like so many things back in the day. Always included a payment plan. We had the "World Book" set, including the dictionaries (2), and the interactive teaching guide, as well as the complete "Childcraft" set. My mom was all in.