Vintage Keuffel & Esser Co., N.Y. slide rule in case A VERY COOL ITEM THAT I DO NOT KNOW HOW TO USE!!!!!! THANKS FOR LOOKING.......CHECK OUT OUR OTHER ITEMS...... HAPPY TO COMBINE SHIPPING!!!!! FE

 

Antique Microscope slide Ward prepared Manchester Spotted Worm Sea Cucumber Diatoms are a major group of algae, and are among the most common types of phytoplankton this and the hundreds more slides a

 

WHEAT KOEHLER BRIGHT STAR Cordless Cap Light and charger Light has been used for 2 months the charger is the original charger that came with the light... Everything works great Any questions Please me

 

Kueffel and Esser Co. Alidade Model T-211618 In Original Case Crystal Clear Optics in a carefully owned and used instrument From the dry, high desert climate of Colorado It is rare indeed to find deca

 

Interesting drab green military WWII era Microptic theodolite and case Here is an Interesting drab green painted WWII era Microptic theodolite and case for your consideration. The theodolite of prob

 

*Vintage* Leeds & Northup 1950s Potentiometer -Nuclear Era- Model C500 Product Description PLEASE READ CAREFULLY! Up for bid is this *Vintage* Leeds & Northup 1950s Potentiometer -Nuclear Era-

 

Bruning Model 2700 Drafting Machine Charles Bruning Drafting Machine with 2 Scales (12" & 18") - 2711T Style D - 10 Grads./Inch Good Condition - Model 2700a - Length 24" x 30" - Serial NO 90652305

 

Although this vintage Keuffel & Esser slide rule is used, it is in excellent condition, as is the leather case. It is 12.5" long. Made in New York in 1947. Owned by a development engineer for Borg

 

i000000 Vintage Steel Mounted 4" Glass Projector Magnifying Lens Optical Photographic Click Images to Enlarge You are bidding on a very nice example of a vintage Boxed Large Steel Mounted 4" 105mm dia

 

Up for auction are three vintage slide rules all show some wear but are in Good Vintage Condition. One Charles Bruning CC. #2401 made in U.S.A. with original leather case, a Monarch Reley #slr-5 made