VINTAGE ANTIQUE DAVIS INSTRUMENT COAL MINE ANEMOMETER ANEMOMETERS Mechanical anemometers are an instrument used to determine the volume of air entering or exiting mine workings. They were invented by

 

For Sale Lot of 4 different slide rulers with 1 manual. All rulers are used case show some wear, rulers are in great shape no marks and slide freely. Dietzgen #1767 Pickett#160 Frederick Post #1460 Fr

 

YOU ARE BIDDING ON A 31"THOMPSON GOLD CATCHING SLUICE BOX ITS MEASURES ARE 31" LONG AND 12" WIDE AT FLAIR OPENING AND 8"WIDE THE REST OF THE WAY THIS SLUICE BOX DOES HAVE SOME SCRATCHES AND DENTS SO I

 

Vtg Springfield desk or wall weather station thermometer humidity gauges functional w/box. This weather station does not appear to have been used but calling it used as bought at an estate auction. Wh

 

Chicago Apparatus Co Chicago ILL....Is a D.C. Milvay Galvanometer. W.M. Welch Galvanometer Chicago, Ill. Nice condition.

 

gametimeva Store VINTAGE CARL ZEISS JENA MODEL 2988 OPTICAL OPTOMETRIST DEVICE MICROSCOPE LOOK

 

WE ONLY CHARGE ONCE FOR MICROSCOPE SLIDES SHIPPING COST. REGARDLESS OF HOW MANY YOU PURCHASE.....PLEASE SEE BELOW ANTIQUE MICROSCOPE SLIDE - BRAKE FERN - S.B. IN GOOD CONDITION. SIZE: 3" x 1".... 75mm

 

You are bidding on a vintage GIMBAL COMPASS This vintage gimbal design compass is in original condition with some deterioration of the metal casing. The dial is in good condition with all markings on

 

Up for bids is this unique, fat and stubby, heavy metal Levitra pen; silver with black grips and orange flame. Levitra, of course, is a medication for E.D. Usually sold for much more, bidding opens at

 

Antique Microscope slides pine specimen storage box 12 trays holds 144 slides this and the hundreds more slides and boxes i will be listing for sale over the next week or so are all from a large colle