Another toughie off my list. Corners only graded 3 which I think is pretty harsh. But I got it for the centering. Other grades are: centering 8.5; edges 7.5; surface 7.
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In progress
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1970K NMMT 56/75 (75%)
1971T NM+ 498/752 (66%)
1954B EXMT+ 82/225 (36%)
1975T NMMT 207/660 (31%)
1968T NM 173/598 (29%)
1969T NM 127/664 (19%)
1971OPC NM 108/752 (14%)
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