Hi Derek,
Great to hear from you again. Im in need of alot on a number of sets including 1970, 71, 72,73,74,75,76, 77 and a few sets in the 60s. The sets Im closest on are 1971 and 1977. Here is what I need on each:
1971: 400,525,529,546,567,570,624,630
High #s: 646 648 650 661 664 666 672 674...