This partial sheet of Benjamin Franklin stamps is available for sale. It contains a Plate Block #33422, a Mail Early In The Day Block and 13 additional stamps to total 21 seven cent stamps.
This is Scott Catalog # 1393D issued on October 20, 1972
Perf. 10-1/2 x 11
This lot of 21 stamps is in Mint Condition with original gum, no hinging and is available for $3.50