You are bidding on a very rare 1960 Electro Instruments model VOX-400-A2 mechanical digital ohmeter using edgelit readouts. If you are looking at this I probably don't have to tell you what it is, but

 

A lovely antique mahogany boxed set of surveying boxwood formsbyROBERT NICHOLL153 HIGH HOLBORN, LONDONExcellent colour and fabulous patina, brass hinges and mounts. A good quality piece throughout.App

 

Vintage Pickett N 3-ES SLIDE RULE Power Log Exponential Dual Base in Hard Lined Leather Case. This slide rule is in very good to excellent condition, no major issues of any kind, straight, good corner

 

For sale is a C.L. Berger and sons transit scope. From Boston, Mass. Was made in the USA and is great condition despite the age. Around 6 1/2 inches in length and comes with original Berger case as we

 

1942 Florence Nightingale PledgeCard Stock 8" x 10" Good condition, there is a little fading on the right edge that would be covered by a frame. Always listing interesting & unusual items so be su

 

jcmiller78872011 Store All new Micro Sluice Box RS- 3000 By Mine Tec Mfg Description Presents the (NEW 11 ½”) RS-3000 Micro Sluice Box with RIBBED rubber “V” MATTING AND

 

THIS IS A RARE No 2 CXL BLASTING MACHINE IN EXCELLENT CONDITION...PLUNGER AND MECHANISM WORKS PERFECTLY...DONT MISS THIS NICE ONE...PLEASE ASK QUESTIONS BEFORE BIDDING...I CAN SEND MANY MORE PICTURES

 

GERMAN WWII NAVAL U-BOAT MHR1 HOHENRECHENSCHIEBER SLIDE RULE c1940's $1 NO RES A scarce German WWII period Kriegsmarine / naval 'Hohenrechenschieber MHR1', (or height slide rule). Issued for use on U

 

You are bidding on two pairs new old stock John Lennon type round frames Frames are marked M 1/10 12 kt GF frames are marked on temples and bridge. One is used and markedSC USA 1/10 11kt GF These are

 

You are bidding on a VINTAGE Aqua Survey & Instrument Co magnetic locator! This locator measures approx 3 1/2" x 3 1/2" x 2 1/2", and has a patent number of 2775736. Comes with leather carrying ca