Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,159 pages of information and 233,681 images on early companies, their products and the people who designed and built them.
John Thomas (1752-1827), a Quaker, was Superintendent of Works on the construction of the Kennet and Avon Canal. He had made his money as a grocer (John Thomas, Sons & Co), a firm which continued trading as late as 1938, at 17 and 18 Redcliffe Street, Bristol. He owned the prestigious Prior Park near Bath from 1809 until his death in 1827. His grandfather, John Thomas (c.1690-1760), had worked with Abraham Darby (1678-1717), playing a key role in perfecting sand casting of iron pots.
John Thomas (c.1690-1760), married Grace Zeane in Bristol in 1714. Their son Samuel Thomas settled at Keynsham as a wire drawer, and married Esther Derrick in 1746. Their son John was born in 1752, and commenced business as a grocer. In 1776 he married Elizabeth Ovens, of Bristol and they had ten children.
John Thomas (1752-1827) was a keen promoter of waterways, in particular the Somersetshire Coal Canal and the Kennet and Avon Canal. John and Elizabeth Thomas's fifth son, George Thomas, born 1791, was a noted Bristol Quaker Philanthropist. He died in 1869.