USD $30
While this manual was printed specifically for the Dietzgen 1735, it is equally useful in learning any advanced rule. This manual does not rely as heavily on diagrams, as it uses those initially to teach the use of the basic scales, however, it uses extensive text based explanations and exercises throughout the manual. Manual is in very good condition with no significant wear or discoloration to either the cover or pages.
Printed in 1946, 163 pages, heavy paper bound.
Stock: 1
USD $35
This is a self-teaching instructional manual for the Dietzgen Deci Trig Log Log slide rule.
This book is carefully sealed in a plastic sleeve, and was not possible to confirm year of publication or page count. It is in very good condition with no color fading to the cover, and only minor wear around the edges.
Stock: 1
USD $40
This hard-bound catalog of Dietzgen’s various wares dates to 1928, and includes a sample of drawing and tracing papers on the interior cover. An additional price list for the 1929 year is included fixed to the interior of the rear cover.
496 pages, in very good condition with no significant wear to the cover, spine or pages.
Stock: 1
USD $249
This is a very rare 4″ pocket circular rule, that comes with both the original factory box and manual in very good condition.
Scales include: A, C, CI, Log, Log-Log, Binary, S,
Stock: 1
USD $40
Still in good condition, this rule has no scale bleeding and moves smoothly. Features imperial and metric rulers on the upperand lower edges of the rule, back features standard unit conversions.
Scales include:
Front – A, B, C, D, K, CI, S, L, T
Back – Unit conversion chart
Stock: 1
USD $45
This full size rule features 25 scales, and includes the original case and included formula/data rule (which includes common geometric formulas, and unit conversions).
Scales are as follows:
Front – Th, Sh2, Sh1, A, B, T<45, T<45, ST, S, D, DI, K
Back – LL01, LL02, LL03, DF, CF, CIF, L, CI, C, D, LL3, LL2, LL1
Stock: 1
Sphere Research Corporation