Hemmi 255D 'Expert Electrical Engineer' Slide Rule. Duplex. Bamboo. Excellent.

Description

Hemmi 255D 'Expert Electrical Engineer'
slide rule
.
Celluloid on bamboo.
Duplex.
24 scales x 25 cm, including Sh1, Sh2, Th, DI. x, Theta.
The 255D was made from 1961 to end of Hemmi production in 1975.
This rule has date code MF (June 1962).
Rule is in excellent condition.
Metal parts are clean and bright.
Slide and cursor move smoothly and easily.
Hemmi hard cardboard slip cap case is very good with a few scuffs.
Payment is due within 3 days after end of auction.
Buyer pays .70 shipping to USA address via First Class Mail Package.
Shipping to Europe or Australia is .50.  Canada is .25.
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