PRECISION PANTOGRAPH by BOYNE, INC, CLEVELAND, OH New in Original Box with Instructions & graphite points 25 Different Ratios to enlarge or reduce any drawing precisely 21" long calibrated aluminu

 

SUN HEMMI BAMBOO SLIDE RULER WITH CASE

 

Antique Telephone or Telegraph Switcher or possibly an Antique Resistance Box. Philip Harris & Company (1913) Limited Birmingham England. It is 10" long, 5 1/2" wide and 2 1/2" tall. As seen in th

 

Kern Degree Compass for theodolite K1S . Original Zip bag with Accessories. this comes in original leather case with shoulder belt. this the last one I have.no reserves.

 

Pair of antique lorgnettes in need of attention. One glass lens is missing. Spring is broken/missing. Some loss of enamel.

 

Antique Microscope Slide by Norman. Indian Wood. Native name Oke Lutta. See images for condition. Excellent. I ALSO BUY ANTIQUE MICROSCOPE SLIDES. VISIT www.antiquemicroscopeslides.co.uk FOR MORE INFO

 

Chelsea Ship's Strike Barometer nice condition will look good alone or with a matching clock subhunter Store On Mar-27-13 at 06:54:43 PDT, seller added the following information: Barometer reading doe

 

Perfect Specimens !!

 

i000000 Antique Superb Black Brass Small 1" Pocket Magnifying Glass Loupe Optical Click Images to Enlarge Italian bidders please note that we only ship to Italy using Signed For Service unless at your

 

Drawing Instrument Set with Slide Rule, Flexible Curves and Compass all in Original Boxes Here is a fascinating set of 4 drawing instruments comprising of; · Simplon Slide Rule in original box togeth