Vtg Lot Of 40+ MEDICAL STAINLESS Steel Dental Tools Bur Peerless USA Miltex EtcAs pictured, everything is all together in the first photo, all other pictures are close-up and different viewsMixed lot

 

Antique wooden slide rule made by Keuffler and Esser Co. of New York. Patent 1,934,232. I'm told these are from the 1930s and I believe the 38 reference on the leather case refers to the individual's

 

Vintage Brass Kaleidoscope w/Box by Van Cort Instrument Makers This is a vintage brass kaleidoscope made by Van Cort Instrument Makers. Comes in original box. Measures approximately 9 1/2" long, 1 1/2

 

Classic Keuffel & Esser Log Duplex DeciTrig slide rule. The latest patent dates from 1940, and Mr. Lundin was already a graduate student in Chicago by 1950, so the timeline for dating this is pret

 

In brass, no maker's name but typically 19th century well made, a small student's microscope, in fitted mahogany carry case, brass fittings, with original brass tweezers, slide holder, three part obje

 

Compass works fine.Paint is off on parts of the metal case Measures 3"x 3 1/4"

 

Viking Acrylic Drafting Machine Scale - Alvin & Co. - No. VSP-8 18" New. Machine engraved U.S. ST'D Thanks for looking

 

VINTAGE 1930'S US ARMY FIDELITY CO. POWDER DETONATOR IT HAS A BRASS CASE AND A WOODEN HANDLE. THE HANDLE IS ATTACHED WITH A CHAIN AND THE MECHANISM TURNS & SPRINGS BACK NICELY MEASUREMENTS: 7 1/4"

 

1952 POPULAR SCIENCE JULY HOW TO BUILD A PLASTIC PORCH WILBUR SHAW FLIES A CAR 242 Pages USED: 3 corners wear. Near new otherwise. ( Some photos listed: Delta wing fighters Convair XF92A; Jet giants â

 

Charles Bruning Wallace DRAFTING MACHINE Vintage Model No. 2699. This was bought at an estate sale where it looks to be in good condition. It is huge and heavy. Comes just as you see in the pictures.