Logarithmeum
Slide Rules
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Collection
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Faber-Castell
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Duplex
Faber-Castell Duplex
Models in this series:
Slide Rule ID
Model
Lot Code
Model 2/82
#90
2/82
#99
2/82
10/63
#130
2/82
6/63
#195
2/82
1/64
#226
2/82
2/71
#233
2/82
1/59
#255
2/82
4/58
#303
2/82
6/70
#332
2/82
10/56
Model 62/82
#334
62/82
1/58
Model 2/82N
#31
2/82N
10/73
#81
2/82N
4/74
#197
2/82N
11/74
#345
2/82N
12/69
#362
2/82N
10/73
Model 62/82N
#304
62/82N
1/73
#378
62/82N
7/75