Here is a blank make your own slide rule kit from Dyna-Slide. There is a no 21 blank with a sealed envelope that I assume holds the hardware and an instruction book. Not a common rule to find, get one

 

SCULPTING DENTIST TOOLS LOT of 14All are used in Good condition.I sell as is. I try to give a description based on what I see pertaining to the items selling.Payment is by PAYPAL. I will send you an i

 

bottom 2 have chips and cracks on straight edge and can be used for scales. . Top one much better condition but keep it a deal 4/66 in a firstclass mail envelope _gsrx_vers_335 (GS 5.5 (335))

 

Item for sale is a vintage industrial scientific microscope lamp.American Optical Company Scientific Instrument Division Buffalo 15, N.Y. MADE IN U.S.A." U.S. PAT. NO. 2,278,916 DES. 121,585 CSA APP.

 

dazedandamazedcollectablesjulia Store VINTAGE AND COLLECTABLE BAROMETER MADE IN GERMANY BAROMETER IS IN USED CONDITION AND WILL SHOW SIGNS OF WEAR SUCH AS SOME SCRATCHES ON THE BODY WORK THERE SEEMS T

 

UNUSUAL ANTIQUE BRASS SCIENTIFIC MAGNIFYING GLASS MAGNIFY. An Original Antique Magnifying Glass. Possibly from a set or similar. It is brass and in the main stem is a purpose made hole. It all seems t

 

This is a like new set of German made dividers. Condition 98% minor hairline scratches. Measuring cap fits snuggly on tool. All around rock solid technical measuring device.

 

OFFERD AT AUCTION IS A BAROMETER. BAROMETER MOVEMENT MADE IN GERMANY, MOUNTED IN A ROUND METAL CASE. IT IS ALMOST 9 IN. ROUND. HAS THE NAME RESTORATION HARDWARE ON THE FACE. COMES WITH A LITTLE BAG WI

 

OBGYN VINTAGE Stainless Steel Surgical Tools PLUS MORE 25 TOTAL PIECES, All Appear to be in GREAT CONDITION.

 

Very Vintage pre 1920 clinical thermometer . Original Riker Drug store box and metal tube. Tested and still works. Shipped First Class mail. Ship to Usa only Item shipped as soon as payment is receive