tarquinius123 Store Description ANTIQUE EARLY 20TH CENTURY LEATHER CASED POCKET BAROMETER INSCRIBED IN GILT TOO WORK "LC FROM EC" AND INSCRIBED "NOV 15 1912" LOVELY ROYAL BLUE PLUSH LINED CASE INTERIO

 

Vintage beauty..........center coil has about 2 ohms resistance with heavier gauge wire than the approx. 35 ohm outer coil.... the whole thing comes apart as you can see and is about 7 inches long....

 

Here we have this Rare Unique Brass Cased Desktop Office Thermometer USA Made by Cooper. The coil Spring Mechanism is made by Cooper and the brass cover is made by International Silver. This is a grea

 

RULE IS IN VERY GOOD CONDITION. BOX SLIGHTLY WORN AS SHOWN.

 

Up for auction is this vintage Swiss made Sears dial caliper 5" capacity and a small Roe wood & brass caliper. This would be a great addition to any collection. All items are sold "as is" so pleas

 

3 vintage slide rules: 1. The Warner & Swasey Co., Cleveland Ohio. 2. Acumat Acu Math no. 600. 3. K +E #681210 Log.Log Duplex Decitrig c. 1947 by Keuffel & Esser Co. Winning USA bidder pays pr

 

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

 

Sodium nitrite is a slightly yellowish to white solid. Soluble in water and slightly soluble in alcohols. Density is 2.1, with a melting point of 271 degrees Celsius. It's uses include-preservative in

 

Very good as shown

 

Bausch & Lomb Optical Co. Rochester NY USA engraved on rim of this antique desk top map magnifying lens. Adjusts up and down to focus. Excellent condition. Lens is free of scratches and chips but