Developed during WWII to test visual acquity for the military by the remarkable Dr. Isreal Dvorine, these color plates were painstakingly developed, tested and re-tested to accurately detect, classify

 

Elliot Speed Indicator Elliott Speed Indicator in original box, which has some writing on the lid. Not tested, sold mainly for display. Excellent condition as you can see in the photos. Will ship worl

 

1938 Treatment in General Practice by Harry Beckman MD , Publisher: W. B. Saunders Company, 787 pp. Worn and faded cover, faded spine, The back hinge is crack, pages Light soiling ,Page Edges toned wi

 

One pair of highly sought after Docter Optic Deltrintem 8x30 binoculars. Made in Germany. Serial #7305386. There is surface wear to the paint and minor wear to the rubber around the eye pieces. Lenses

 

4 boxes of vintage dental teeth Steele's New Hue

 

Great lettering kit made by Keuffel & Esser, last Copyright date is 1963 has 10 templates, scriber, pen and assorted tips. Comes with everything you see in our pictures including the original maha

 

This bone had been removed from an articulated skeleton that had been damaged. I will be adding more bones from this disarticulated skeleton in the future. The six pictures of this bone describe its c

 

I have up for auction the following: A vintage MSA Skullgard-style/model hard hat or helmet. Has grey inside straps with adjustable knob. Knob works tightening or loosening. Black knob has MSA Fas-Tra

 

Vintage, Eugene Dietzgen Company Drafting Tool Set 12 pieces. Tools are in good condition but the 3 compass/calipers do have some rust. The case is cracked and well worn due to age. This would make a

 

Up for bid is a Vintage Leupold-Volpel & Co. Compass. It is in GREAT shape, but does have some paint loss. The body seems to be made out of aluminum. It has a brass hinge and lanyard hoops. The ne