Specification of John Ching
medicine for destroying worms
Edición de la obra Specification of John Ching
| Autor | J. Ching |
|---|---|
| Editorial | Great Seal Printing Office |
| Fecha de publicación | 1856 |
| Lugar | London |
| Idioma | inglés |
| Número de Cutter | C539s |
Patent for "a medicine for the destroying of worms, which may be administered without prejudice to the constitution of the patient".