This is a paperback book titled Slate in Pennsylvania by Charles Behre Jr. It is a topographic and geologic survey bulletin M 16 dated 1933. It measures 6 x 9". 400 pages. Includes many photos and ill

 

K&E Slide Rule 4081 leather holder and booklet. In good condition. See all pics and ask questions before bidding if you are unsure of something. AS IS no returns. NY residents must pay 8% sales ta

 

12 Inch Charrette Machine Ruler; Half Size - 10, Full Size - 50

 

I was recently meeting with a future chemist. His friend, who is about to graduate with a degree in Chemistry, had a rather pompus attitude. It seemed like the right time to give him a little taste of

 

HERE WE HAVE A VINTAGE WOOD/BRASS BAROMETER,WOULD DATE FROM AROUND 1950/60S.TO FRONT OF THE DIAL HAS MAKERS INITIALS S.B.? SHORTLAND.MADE IN ENGLAND,IT MEASURES 31,1/2,CM,LONG,13,1/2,CM,DIA TO THE BAC

 

READ ALL THE INFORMATION CAREFULLY.. BEFORE YOU BID:: YOUR BIDDING ON: 140 VINTAGE (80'S)...HARD HAT COAL MINE STICKERS..AND VENDERS..DIFFERENT MINES..AND STATES.... . CHECK SCAN FOR CLOSE UP..OF WHAT

 

Swift Compensated Brass Anchor Barometer 5 3/4'' Tall x 1 1/2'' thick Swift, Boston Mass. with English Movement. Need slightly larger brass screws in back as they seem to be stripped.

 

Up for auction is a vintage sears 48 prepared slides for honey bee and butterfly parts, bacteria, tiny creatures and sea life. This kit includes 48 slides numbered and labeled individually 1-48 # 26 i

 

K & E KEUFFEL & ESSER MODEL 68 1210 SLIDE RULE AND LEATHER CASE . All in Excellent condition with little signs of use . Made in USA. Has Pats. Pend Made in USA 68 2810 LOG LOG DUPLEX DECITRIG

 

You are looking at a Springfield Combined Thermometer/Barometer/Humidity Weather Station. It is in perfect working condition. It measures: 15"x6".