Glass bottle with cork stopper and cloth covering full of 30 min. Tabloid Warburg Tincture tablets. 78 mm x 21 mm diameter, 20 g. Handwritten inscription reads, 'FEVER'. Burroughs Wellcome and Co., English, 1910-1940. Glass bottle with cork stopper and cloth covering, of Tabloid Warburg Tincture tablets. 78 mm x 21 mm diameter, inscription reads, 'FEVER' 1910-1940