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

 

SENSATIONAL, SCARCE, OLDER, AUTHENTIC, ORIGINAL, VINTAGE, "SPUTNIK WEATHER STATION / BAROMETER", MADE IN WEST GERMANY, as shown! See all 7 images below including close-ups! HAS A CLEAR LUCITE ORB WITH

 

SELLING A VERY NICE OLDER BAROMETER IN VERY GOOD CONDITION.....IT MEASURES 4 5/16INCHES WIDE AT THE TOP AND ABOUT 4 1/2 INCHES WIDE AT THE BOTTOM AND IS 2 1/8 INCHES TALL..IT'S IN VERY GOOD WORKING CO

 

Sodium perborate is a white, granular solid which decomposes in an aqueous solution to hydrogen peroxide and sodium borate. Active oxygen content 10%. Melting point is 63 degrees Celsius. It's used in

 

Drawing Instrument Set with Slide Rule, Flexible Curves and Compass all in Original Boxes Here is a fascinating set of 4 drawing instruments comprising of; · Simplon Slide Rule in original box togeth

 

Please look at all the images for more details and ask any questions at least one day before the auction ends. Thank you. Buyer pays Postal Shipping Costs. Sorry U.S. customers only. Multiple items wo

 

i000000 32 PIECE DATOLITE LOT CALUMET KEWEENAW HOUGHTON MICHIGAN MINING COPPER MI MICH s&H 2.50 first class... We have specimens from many Michigan Copper Mines including the Nasseau, Superior, Os

 

From a doctor's estate is this lot of 7 vintage medical instruments. I don't know what each one is called. This doctor began his practice in the 1930's. The instrument on the top right has a patent da

 

These 5 slides are all thin sections of rock and best viewed under polarised light. The most striking image is the only slide without any information ,but looks to be a form of granite. The next is Fe

 

coyote4819 Store Up for bid is this brass carbide coal miners lamp. The top lever moves back and forth. The bottom states Universal Lamp C.O. Springfield,ILL. Made in U.S.A. Considering it's age this