A new internal and external remedy : Sulphurdew (liquid colloidal sulphur), having marvellous curative powers complying with the famous dictum of Lord Lister, "When we have produced an antiseptic which can be taken internally without risk of injury to cell tissues, we shall have conquered disease" a new disease conqueror and a powerful prophylactic / [J.W.H. Dew].

Date:

[between 1930 and 1939?]