Printing plates of base and inserts are also included collectors will get either an auto or printing plate in every box.
The odds must be wrong then, because they have printing plates at 1:30 boxes and autographs 1:3 boxes.
Currently looking for the following comic Books:
United Comics: 21,22,23,24,26
Tip Top: 173 & 184
Peanuts 1 (1953)
Peanuts: 1-4 (1963-64)