PRECISION PANTOGRAPH by BOYNE, INC, CLEVELAND, OH New in Original Box with Instructions & graphite points 25 Different Ratios to enlarge or reduce any drawing precisely 21" long calibrated aluminu

 

Nice Vintage / Antique Boxed Jackson Bros Ltd Drawing Set - VGC Description This is a no reserve auction There is no buy it now option We combine postage for multiple items to reduce your costs This i

 

WELCOME! You are bidding on a lot of 2 pair of old optical specticals eye glasses. These seem to be in pretty good condition but the lenses may have some scratches. They need a really good cleaning. O

 

No notable defects on slide rule. Some minor marks/ spots on case. Please see photos for exact condition. If you have any specific questions, please feel free to ask. Thanks for looking - Please check

 

Up for auction is a Hoffritz made in Germany weather barometer . It is 5" round 2 1/2" thick. . It is in great condition. Thanks for looking, happy bidding and have a great summer!!!!!!!!

 

Another very high quality product from the family run firm of clock and barometer restorers at the:"Honiton Clock Clinic" in Devon.Oak Barometer CaseRope Style Carving Overall case diameter = 8" (22 c

 

Up for auction is a vintage Bruning electric eraser. This item is in great working condition and has had very little use. There is a very little paint loss from where the case rubbed on my Dad's draf

 

Vintage K&E Keuffel & Esser N4053-3 Mannheim Polyphase 10" Slide Rule w/case K&E Keuffel & Esser N4053-3 Mannheim Polyphase Slide Rule, Leather Case 10" Wood This auction is for a vint

 

Calcium acetate monohydrate is a white powder with a slightly bitter taste and slight odor of acetic acid. Decomposes on heating forming acetone and calcium carbonate. Soluble in water and slightly so

 

This auction is for a vintage wall barometer/ thermometer made by Airguide. It is made of plastic with a glass lens. I cannot vouch for the accuracy of the barometer, but the thermometer is right. It