this a Sun Hemmi slide rule from Japan complete with outer box and inner plastic protecting sleeve. It has scales on the front side with a Newer and Db scale but the back is what makes it stand out. It has various unique scales for radio communication there. The cursor has a single hairline both on front and back. Slide rule and curser are complete and everything is in very good condition. The cardboard container is also complete with some scuffs and number on the end. The plastic sleeve has wear and some tears. It measures ca. 32 cm or 12 3/4 inches. Check out the attached video on how to operate a vintage slide rule!
Sun Hemmi 256 radio Slide rule case Japan 1960
Sun Hemmi 256 radio Slide rule case made in Japan ca. 1960
1 in stock
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