Open laser tube, for carbon dioxide laser, pin bar construction for use at atmospheric pressure 1970-1980
Gutta percha tube for 1/2 gr. compressed Tabloid brand opium tablets, empty with possible traces remaining. 80 mm x 15 mm diameter. Interior of the tube is lined with wax paper and contains a small amount of cotton, possibly obscuring traces of opium. Made by Burroughs Wellcome and Co., English, 1900-1910. Gutta Percha tube for Opium tablets 1900-1910
Black gutta percha tube for 5 gr. Tabloid brand Aromatic Chalk Powder with Opium tablets, with possible traces remaining. 89 mm x 19 mm diameter. Interior of the tube is lined with wax paper and contains a small amount of cotton, possibly obscuring traces of opium or remaining tablets. Made by Burroughs Wellcome and Co., English, 1900-1910. Gutta percha tube of Aromatic Chalk Powder with Opium tablets 1900-1910