These were graded a long time ago, before PSA realized there were other issues of R314 besides ''1936'' ....
....Fortunately I see no real need to upgrade these which is good because finding these guys in a ''5'' or ''6'' would cause a missed car payment on the Park Avenue.
...it would appear that the large inviting blank backs of the fine/wide pens mid-thirties photo/cards and premiums and exhibits were considered perfect for noting batting averages and ERA's and trades and of course the owner's name and address and grade and school . We call it ''provenance'' ; graders call it '' A Two ''.