| Year | Name of Firm |
Proprietor (family members active in firm in brackets) |
|---|---|---|
| 1804 | J. Griffiths |
John Griffiths(i) (John Robert(ii)) (William) |
| 1827 | J.R. Griffiths | John Robert Griffiths(ii) |
| 1844 |
Hannah Griffiths (late J.R. Griffiths) |
Hannah Griffiths (William) (John Robert(iii)) (Isaac) (Henry) |
| 1883 | Hannah Griffiths & Son |
John Robert (iii) (Henry) (Isaac?) |
| 1886 | H. Griffiths & Son. |
Henry (Ernest) (Alfred) (Charles) (Horace) |
| 1916 | H. Griffiths & Co. | Horace |
| 1941 to 1958 | H. Griffiths | Horace |
Fig. 16. Billhead dated Nov. 19th 1859 showing the premise's name Golden Plane.