On the death of her husband in 1844, he left all his estate to Hannah then aged 38. Hannah became the prorietor
and together with her sons and brother in-law guided the firm for the next 40 years or so until her death in 1881.
In 1872 the firm is named “Hannah Griffiths (late J.R. Griffiths)”. Her estate eventually passed to her son John
Robert Griffiths (iii)