KL-1 Circular Slide Rule description This CIRCULAR SLIDE RULE (model KL-1) is 50 millimeters in diameter (approximately 2"). It is intended for performance of trigonometric and mathematical operations

 

HI EVERYONE; I OWN 1 MORE PAIR OF THESE GLASSES THAT ARE MINT!!!!!! I SOLD 3 PAIR WITHIN THE LAST MONTH AND WAS SO GLAD THE WINNING BIDDERS ARE ENJOYING THEM. I ALSO JUST SOLD ONE THIS LAST WEEK . I G

 

STUNNING WWII Vintage Cased Inclinometer Spirit Level MAKERS MECHANISM Old Tool Click Images to Enlarge You are bidding on a stunning WWII vintage Mahogany Cased Precision Inclinometer Spirit Level In

 

Two disc kaleidoscope with gold-colored metal housing. Aprx 7 x 2 1/2 in. Good condition with flaking to metal veneer. No international bidders sorry. Please check out my other auctions. I will combin

 

Look at this wonderful dated 1956 AirGuide Brass Instrument Co. Barometer & Thermometer! It has such Mid-Century styling with Shiny Brass housing and works wonderfully too! This is just over 15 in

 

This is a lightly used Brunton International Pocket Transit Survey Compass. The international feature means it is able to be used in both hemispheres, unlike the regular pocket transit. I bought this

 

VINTAGE FEE & STEMWEDEL CHICAGO WALL HANGING AIRGUIDE BAROMETER THERMOMETER DECO. 23" LENGTH. (WEITH HANGER) MARKED ON THE FRONT : AIRGUIDE BAROMETER COMPENSATED. MADE IN USA BY FEE AND STEMWEDEL

 

Offered is a great vintage Navy Blue with Red Wool Nurses Cape. Nurse's Apparel Made by "Bruck's. It has an emblem patch on the top right side of cape which reads "KCHSN". I believe that stands for KI

 

One (1) barometer clear glass replacement bulb for wall barometer. Must be filled and hung on stand. Measurements: Approximately 4.5 inches depth, 4 inches width, 10 inches height Condition commensura

 

2 metal spatulas marked "Antiphlogistine" . According to Wekipedia a product used to increase circulation in the skin to help with arthritic & other pains. Dimensions roughly 7" x 1".