Slide rule c 1959 belonged to former Congressman Bob Filner who started college as an engineering student before switching majors and obtaining his PhD in history of science.

 

beautiful brass 4 1/2" precision navigation instrument yaw control indicator- level. large ship control panel instrument. made by kelvin bottomly & baird ltd. of glasgow-london-basingstoke. they s

 

Offered here is what appears to be an original copy on heavy paper of the mine location of the New Chesapeake Mine, Victor, Colorado, Cripple Creek Mining District. Measures 9.0 x 8.0. drawn by Dan Ha

 

READ ALL THE INFORMATION CAREFULLY.. BEFORE YOU BID:: YOUR BIDDING ON: 135 + VINTAGE (80'S)...YOU GOT 8 OR MORE JOY VINTAGE STICKERS..THAT THERE IS $16.00 VALUE..HARD HAT COAL MINE STICKERS..COAL MINE

 

Antique Microscope Slide by Clarke & Page. Marine Zoology. Protozoa. Haliphysema Tumanowiczii. A rare Foram parasitic on Crissia. Diatoms Isthmia etc. See images for condition. Excellent. I ALSO B

 

Selling a HUGE collection of stocks and bonds this week! Many rarer and hard to find pieces! Please view my other items! This auction is for: 1900 Findley Gold Mining Company Stock Certificate Issued

 

UP FOR AUCTION IS:* ANTIQUE BRASS E. LEITZ WETZLAR SCIENTIFIC MICROSCOPE W/ CASE & EXTRAS *. GOOD CONDITION. USED. SURFACE, EDGE AND CORNER WEAR. THE PLATFORM HAS SOME DAMAGE AROUND THE OPENING HO

 

no problems,nice condition,marked Aug 14,1917 John Bull 2- 1/2 in tall

 

In very good condition. Metal clip has some corrosion. May be missing one tip. Only has the one that is pictured. Check my other listings. I will gladly combine shipping. Payment is required within 3

 

The title really says it all. Appears to work. 9 3/4" wide. Just needs some light dusting and some polishing (if you want the brass to shine).