Vintage 1970's Hand Blown Glass Swan Water Barometer measures about ( will add this ) Inches Tallthe water will be drained from this...just wanted you to see it ..... add water and what ever color you

 

Up for Auction is a Lot of 2 Vintage Collectible Slide Rules. Both have Leather Cases. Rule #1 - Dietzgen Multiphase Style M Cat No. 1738 Made in Germany Excellent Condition Rule #2 - Keuffel & Es

 

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

 

Click on the picture above to visit our Store Description: We are pleased to offer you Small Genuine Russian USSR Leningrad Mathematical Measurement Ruler/Line In CaseCondition: The condition of the i

 

VINTAGE DRAFTING TOOLS"SCHOLAR'S COMPANION" BOXNice little collection in a neat little boxTools are in GOOD CONDITION, could use a good cleaning, small compass has some surface rust. Box is well worn,

 

Pictures show several views of two vintage drafting tools. The K & E is the rather un-common Paragon Model 1462P. The thing that makes it unique is that instead of having the inch scale on one sid

 

THIS AUCTION IS FOR ORIGINAL WECHSLER INTELLIGENCE SCALE FOR CHILDREN III. WISC--III TEST KIT. +.YOU WILL WIN ONE WISC-III MANUAL+ 6 WISC-III PUZZLES(5+SAMPLE APPLE). COMPLETE PICTURE ARRANGEMENT CARD

 

Vintage Princo pocket sling psychrometer in good working condition with all parts including leather case. Please message me with any questions. Posted with eBay Mobile

 

This is the famous plastic blue bowl gravity concentrator designed to work forever with no moving parts. Comes with water flow control valve & the supports to place it on your bucket. You can also

 

Vintage Hilger Watts Theodolite/Level 50's? A lovely piece of vintage surveying kit, which i can honestly say is pristine, not even a scratch. Either a very carefull owner or never been used, one for