HOFFMAN GEIGER COUNTER MANUAL ATOM URANIUM PROSPECTING

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  • Item Category: Books, Paper & Magazines
  • Source: eBay
  • Sold Date: May 12, 2008
  • Channel: Auction House

HOFFMAN GEIGER COUNTER MANUAL ATOM URANIUM PROSPECTING
THIS AUCTION FOR A RARE BROCHURE OUT OF MY RARE EPHEMERA COLLECTION, AN INSTRUCTION AND SERVICE MANUAL FOR THE " COUNTMASTER , GEIGER COUNTER - ASSAYER " FROM " HOFFMAN LABORATORIES , A SUBSIDIARY OF HOFFMAN ELECTRONICS CORPORATION " PRINTED ABOUT 1947. RARE ORIGINAL CIRCA 1947 MANUAL ABOUT THE HOFFMAN GEIGER COUNTER AND URANIUM ASSAYER AND HOW TO CALIBRATE AND PROSPECT WITH ONE !! HOW THESE THINGS GET SAVED, I DON'T KNOW, BUT IN GOOD AGE RELATED CONDITION WITH JUST SOME LIGHT SOILING AND MINIMAL WEAR, LIGHT FOLD CREASE DOWN THE RIGHT HALF, AND A VERY THIN ALMOST UNNOTICEABLE 1" TEAR ON THE REAR COVER BOTTOM LEFT EDGE, BUT NOTHING AFFECTING THE IMAGES OR TEXT . HAS A FOLD OUT ELECTRONIC SCHEMATIC AND MUCH INFORMATION IN THE BROCHURES 16 PAGES, INCLUDING A PHOTOGRAPH AND SEVEVERAL SCHEMATICS AND DRAWINGS. CIRCA 5.5" WIDE AND CIRCA 8" HIGH, AND WHEN OPEN THE SCHEMATIC IS CIRCA 11" WIDE AND CIRCA 8" HIGH. ON PAGE 2 T IS A PHOTOGRAPH SHOWING THE GEIGER COUNTER. INFORMATION ABOUT CALIBRATION , HOW TO OPERATE THE METER , HOW TO OPERATE THE SCALER , BATTERY CONDITION CHECK , BACKGROUND COUNT , PROSPECTING , GRID SURVEY , PLOTTING A CALIBRATION CURVE , RADIOMETRIC ASSAYING , MAINTENANCE , CHARGING BATTERIES , METER CALIBRATION , SCALER CALIBRATION , HIGH VOLTAGE CHECK , LOW
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