1960s era US postage mint plate block collection of 32 plate blocks.Some have duplicates and are marked with a number before the Scott #.  Scott # Two 1275, Two #1276, #1280, #1281, Two #1282, Two 1283 b , #1286, #1286 a, #1288, #1289, #1290, Two #1291, Two # 1292, Two # 1306, Two # 1308, Two # 1309, Two # 1312, #1313, # 1314, # 1315, # 1316, # 1317.All total 32 mint unhinged plate blocks in exec. cond. as per photos.   Duplicates not pictured.Scott value over $34