THIS IS AN EARLY 20th CENTURY BOXWOOD EQUIVALENT WEIGHT CALCULATOR RULE MADE BY C.T. COOPER & SONS LONDON,IT MEASURES APROX 12" IT IS ALL WORKING.THERE IS SOME MINOR WEAR. POSTAGE: ALL ITEMS ARE S

 

In fair condition with a few lenses missing

 

this looks like a very good quality old instrument by one of the top makers, no idea how it works, nothing inside the black tube so no idea how it records sunshine, selling as seen and not tested, it

 

The "Gem" Adding Machine "Pocket" calculator by the "Automatic Adding Machine Mfrs" of NewYork, the "Gem Adding Machine". The device measures 4" x 3" and is in mint condition; I note only that the fir

 

ANTIQUE CASED JOHN BROWNING POCKET MICROSOPE ** PLEASE SCROLL DOWN AFTER THE DESCRIPTION TO SEE PHOTOGRAPHS OF THIS ITEM. IF YOU WANT TO SEE ANY FURTHER IMAGES PLEASE JUST ASK. ** This antique pocket

 

Offered here is a hard bound First Edition copy of a Manual of Mineralogy including Observation on Mines, Rocks, Reduction of Ores.... By James D. Dana, published in 1874. Includes 260 illustrations a

 

A fine early small drum microscope in original box including a good selection of accessories. Instrument and accessories are in good condition, box has some restoration.

 

A good 19c brass Fish-plate, measures 13.5c of just under 5.5 inches. The glass has a small chip to one edge not too obtrusive but easily replaced if so wished, I prefer to leave original glass in. Pa

 

Here we have an antique, ceramic, under-glaze transferred toothpaste jar entitled "American Dentifrice" and attributed to the prescription of C.R. Coffin D.D.S. (BALTIMORE COLLEGE OF DENTAL SURGERY) T

 

Offered here is a cancelled bank check from John S. Cook & Company, Bankers, Goldfield, Nevada. Dated 1911. Paid to the Nevada Telephone and Telegraph Company. Great vignette of the Goldfield Bank