Distillation from crude selenium

Glass specimen jar with glass stopper labelled for a residue left on distilling crude selenium from Tilkerode deposit, and which was proved to contain thallium, one of a collection of thirty-one specimens illustrating the discovery of thallium, and, two books belonging to Sir William Crookes, England, 1861-1915

Details

Category:
Experimental Chemistry
Object Number:
1915-162/2
Materials:
glass, paper (fibre product) and compound
type:
chemical specimen
credit:
Sir William Crookes