Gravel & stone : Mr. A. Sparrow "I suffered from stone in the bladder. I tried De Witt's pills & passed a stone within 48 hours"... : insist on De Witt's kidney & bladder pills / E.C. De Witt & Co.
- E.C. De Witt & Co.
- Date:
- [1920?]
Licence: In copyright
Credit: Gravel & stone : Mr. A. Sparrow "I suffered from stone in the bladder. I tried De Witt's pills & passed a stone within 48 hours"... : insist on De Witt's kidney & bladder pills / E.C. De Witt & Co. Source: Wellcome Collection.
