This is a 500-ml borosilicate glass flask (round bottom flask or boiling flask) that has been sealed, pumped to high vacuum, baked out, and backfilled with xenon gas to a pressure of 90 torr. When exp

 

Kueffel and Esser Co. Alidade Model T-211618 In Original Case Crystal Clear Optics in a carefully owned and used instrument From the dry, high desert climate of Colorado It is rare indeed to find deca

 

Let my ignorance about these instruments be Your Gift. I Do Not claim to know of these items except they are really old,( 40's- 50's )maybe even older ? They seem to be in good condition The box lists

 

Vintage Colmont Mother of Pearl Opera Glasses. These are the Opera Glasses only, I do not have the case. One lense has "Colmont FT Paris" printed on it. The other lense has" R. Harris & Co., Washi

 

Dietzgen level tool is 4 7/8" long x 1" in dia. , Leather case is in very nice cond. also. 1 lb. shipping from zip 27520.

 

I HAVE CONSERVATIVELY DATED THIS FINE GENUINE ANTIQUE BRONZE OR CAST BRASS MORTAR & PESTLE TO CIRCA 1790 IN MY TITLE BUT IN TRUTH IT MAY WELL BE EVEN EARLIER. BOTH PIECES HAVE A SIMPLE LINED DESIG

 

This is a old aluminium lunch pail it's definitely been used it has bumps scratches dents, but still works. Does not have the original handle I put this handle on it. It 10.5" long & is 7" tall by

 

TO QUALIFY FOR COMBINED SHIPPING, YOU MUST PAY FOR ALL ITEMS ON ONE INVOICE WHY ? IF ITEMS ARE PAID FOR SEPARATELY, PAY PAL BILLS THE SELLER FOR EACH INDIVIDUAL TRANSACTION RELIST U.S.A. LOWER 48 ONLY

 

if you're looking for a great antique mining showpiece, this is the item for you.

 

5 x Assorted microscope slides Geological thin sections - Scotland (D) Basaltic Tuff with Plant Remains – St Anthony’s Chapel, Holyrood Park, Edinburgh, Scotland Buchite – Ardnamurchan, Scotland