Keuffel & Esser 4092-3
(1935)
slide rule
slide rule
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ManufacturerKeuffel & Esser
Model4092-3
Serial No.509128
Scale length25 cm
Overall length34.3 cm
Width4.0 cm
Body/Slide materialsCeluloid on Mahogany
Post materialsMetal
Cursor materialsCeluloid / Metal / Glass
Scales K DF [CF CIF CI C] D L
LL0 A [B S T C] D LL3 LL2 LL1
AccessoriesTan leather case good condition embossed 4092-3S.
Notes
Tag No.KE-4092-3
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