Looking to finish off upgrading both of these sets. Lots of hockey to trade or possibly purchase as well. Thanks for the look.

Looking for EXMT or better and noted where centering is the only problem.

1974-75 OPC upgrades: 89 ctr, 100 Orr ctr, 135 Clarke ctr, 178 ctr, 280, 282, 285 ctr

1974-75 Topps upgrades:
28,101,120,159,200,205,261