This slide rule is used to calculate dew point andrelative humidity 11 inches in diameter and 20 scales

 

Crucible Dish & Tong Kit + Borax -Gold Recovery-Melting-Silver-Make Bars - AU200 Your set comes with 1; 2-1/4" Dish & 10" Long Tongs Plus apx 1.3oz of Anhydrous Borax With this set up all you

 

Sweet and simple. You are bidding on a Vintage Druco Oral Thermometer that was acquired at an Estate Auction. This item is sold as is, and unsure if the item still works or not. I didn't feel the need

 

Engineering Technology Blasting Crimpers, used, but in excellent condition, still very sharp and easily pliable. Has a straight edge screwdriver head and a Phillips head screwdriver on each leg.

 

Dietzgen Drawing Instruments- Instrument drawing field set # 18-4278-400-400 - missing one piece not complete- please check all pics - please ask any questions

 

Mining, Blasting; Explosives Manual: DU PONT BLASTERS' HANDBOOK The DU PONT COMPANY BLASTERS' HANDBOOK, Revised (175th Anniv. Edition) Covers: Background, Types, Methods and Techniques, Applications,

 

Here we have a very interesting Early Antique All Brass Microscope which is engraved by the Makers '' J. P. Cutts Sutton & Son Optician to Her Majesty . Sheffield & London '' As can be seen th

 

Vintage Bausch & Lomb Microscope--very heavy and old. I will try to answer any questions you have, but I don't know much about microscopes. Please ask questions before bidding. From smoke-free hom

 

ANTIQUE MICROSCOPE SLIDE BY ALFRED REEVES. MICROPHOTOGRAPH. THE INTRODUCTION OF CHRISTIANITY INTO BRITAIN. SEE IMAGES FOR CONDITION. EXCELLENT. NEAR TO MINT CONDITION I HAVE HAD TO RAISE POSTAGE COSTS

 

RARE Vintage Russian anemometer in original box ( with passport ) made in 1953y Measures (box) : 8'' x 4'' x 3,3'' Weight : 0,5 kg