74

Shapiro Note B [circled]. 3966, 105/6 NOT 108/9 A&B may be same NO. Fits Principia MS vol. 2, 218, 226 not CM on 217 227,8 fits 354 Like Heawood 391 - but his lacks countermark. He says "No letters visible""
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File Code 3-125
File Base VAD9193-3-125
Wm Code Tracing: [PT] left and [XX+AI] = [arms of amsterdam+AI] right {#3-105}
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