The Winning Bidder gets this U.S. GOVERNMENT-ISSUED ACU-MATH Model SR 1311W Log Log Decimal Trigonometry 10-Inch Slide Rule, Faux Leather Holster, Original Box, and Instruction Booklet.   This Slide

 

This is a large lot of glass lenses, convex, concave and some are basically flat. There are 38 lenses more or less. They have different magnification levels. There are three large, unwrapped ones with

 

A Paraline Professional Architects model RAS instrument, Loomis Industries; with box and manual. The instrument measures 12 and 1/2 inches 2 and 13/16 inches, with wheel extending a further half inch.

 

RULE IS IN VERY GOOD CONDITION. BOX SLIGHTLY WORN AS SHOWN.

 

Dayton, Nevada, Rock Point Mill, 1906, during the flood, Real Photo. This a 5 1/2 x 3 1/2 inch photo is in great condition, the gloss finish will show some light reflection. These photos may be reprin

 

The W.S. TYLER U.S.A. STANDARD TESTING SIEVE NO. 140 (.0041") shown here is about 8" in diameter and is used in very good condition with no tears in the screen, and some discoloration on both the scre

 

VINTAGE SCHELL LEATHER MEDICAL BAG MODEL NUMBER 58425 KI. THE MEDICAL BAG IS APPROX. 15" LONG, APPROX. 7" WIDE, AND APPROX. 10" HIGH. THIS IS A GREAT COLLECTORS ITEM. IT IS IN GOOD CONDITION.

 

17 DIFFERENT &nbsp U.S.STEEL COAL CO. MINING STICKERS GREAT CONDITION

 

Florida Estate Sale Find- Vintage K&E #68 1210 Log Log Duplex Decitrig Slide Rule With Original Case. Copyright 1947. Great Condition With No Owners Marks. Shipping In The USA Only! Payment Is Due

 

This is a 126 mixed lot of drafting and art triangles, French curves, protractors, and templates. 42 new triangles and curves in wrap 53 used triangles various sizes many new without wraps 13 template