This is a handheld kaleidoscope by an Unknown Artist. The body of the scope is made of painted metal and it has metal end caps. This scope has a 3-mirror system and has clear glass balls at the object

 

Thiourea is also known as thiocarbamide. White, lustrous crystals with a density of 1.4 and a melting point of 180 degrees Celsius. Soluble in cold water. It's uses include - photography (removing sta

 

Hello thank you for visiting my auction. I have for your consideration A FIRST EDITION AND SIGNED BOOK.. MINING THE HARD ROCK BY JOHN MARSHALL WITH ZEKE ZANONI. IT IS IN NEAR MINT CONDITION! ON THE IN

 

Vintage German Slide Rule FABER CASTELL DUPLEX 2/82 Sliderule - 13" - Light use wear - Overall Good Condition Thanks and Good LUCK!! PLEASE NOTE: Shipping & handling is always disclosed in the auc

 

Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4 Any questions then please do not hesitate to make contact. THANKS FOR LOOKING GOOD LUCK SHOULD YOU DECIDE TO BID ON THIS ITEM.

 

It is approx. 45mm (1.3/4") high Postage is 8.50 GBP by registered mail (signed for) WORLDWIDE Dispatch is within 24 hours from received paypal payment Good luck if you bid for it!

 

!--Copy from here--> 461 Fulham Road, London, SW6 1HL A very fine example of an ivory E.Preston rule. All securing pins are present. The only minor damage is a slight lifting on one hinge and one t

 

For sale is a C.L. Berger and sons transit scope. From Boston, Mass. Was made in the USA and is great condition despite the age. Around 6 1/2 inches in length and comes with original Berger case as we

 

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

 

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