The $40 M1911A1
I knew I had this Shotgun News advertisement somewhere.
Yes, they used to sell as surplus for under fifty bucks each. Now they start at $500 for extreme beaters, and go solidly over $2000 for excellent examples.
Here's a Colt M1911A1 up for auction on Gun Broker.
Started at $1,660.00
Buy it Now for $1,895.00