Slide rules HOME page: COLLECTION: 10" RULES: U.S.A. Make: Keuffel and Esser, USA: Model: Notes. 1. This is one of the most popular KE rules on Ebay. 2. My quess, from the range of scales and its popularity, is that this was a "work-horse" rule 3. The rule has C, D, CF, DF, CI, DI and CIF scales - a conbination which in the hands of Detail - front left: Detail-back left. THE LOG LOG DUPLEX VECTOR, A SUPPLEMENTARY MANUAL- , M. P. Weinbach - This manual is a supplement to the manual to cover the slide rule. This manual is identical to the except that the illustration changed and there is a note on using the SRT scale instead of the ST scale. Keuffel Esser Instruction Manual for Polyphase Duplex Slide Rule Description This page salmon-colored paperback book was received with Its citation information is: William E. Breckenridge, The Polyphase Duplex Slide Rule: A Self Teaching Manual (New York: Keuffel Esser Co., ).Estimated Reading Time: 7 mins.
THE LOG LOG DUPLEX VECTOR, A SUPPLEMENTARY MANUAL- , M. P. Weinbach - This manual is a supplement to the manual to cover the slide rule. This manual is identical to the except that the illustration changed and there is a note on using the SRT scale instead of the ST scale. The Keuffel and Esser Log Log Decitrig Duplex Slide Rule is a ten-inch mahogany duplex slide rule and is coated with white celluloid. The indicator is glass, with white plastic edges held together with metal screws. Keuffel Esser used this arrangement of scales on this model from to. Keuffel Esser, Pickett, Dietzgen, and other major slide rule companies often included an instruction manual in the purchase of the instrument. Some donors have provided these booklets and other paper items, such as advertising flyers, directions for cleaning slide rules, warranty certificates, and even cash register receipts.
K and E Slide Rules Self Instruction Manual Keuffel Esser Co How to Use a Regular Slide Rule Book for Beginners Published GiftsFromMomsAttic. SLIDE RULE. MANUAL. LOG LOG DUPLEX. DECITRIG. No. LYMAN M. KELLS,. WILLIS F. KERN and. JAMES R. BLAND. KEUFFEL ESSER CO. K E KE Kueffel Esser Log Duplex this is a bamboo slide rule with metal end-pieces held by screws and rivets. pair of keuffel esser slide rule manuals.
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