Isaac became a foundryman in Bristol with involvement in the south Wales Dowlais Ironworks and Cyfarthfa Ironworks, and starting the Plymouth Ironworks with John Guest.
Plymouth | Plymouth Argyle F.C. | Plymouth Colony | Plymouth, Massachusetts | Plymouth Brethren | New Plymouth | Plymouth Rock | Thames Ironworks F.C. | Plymouth, Michigan | Central Park, Plymouth | William Bradford (Plymouth governor) | Thames Ironworks and Shipbuilding Company | Plymouth Prowler | Union Street, Plymouth | Plymouth Sound | Plymouth, Pennsylvania | Plymouth, New Hampshire | Plymouth, Minnesota | Plymouth Meeting, Pennsylvania | Plymouth Albion R.F.C. | Pilgrim (Plymouth Colony) | Earl of Plymouth | Eagle Ironworks, Oxford | Eagle Ironworks | Chrysler-Plymouth | William Bradford (Plymouth Colony governor) | Tannehill Ironworks | Plymouth (UK Parliament constituency) | Plymouth North High School | Plymouth, Montserrat |
Richard Hill is accused by the owners of the Glamorganshire Canal of improperly taking water from the Taff river which for his Plymouth ironworks.
Anthony Hill and his two brothers go into partnership at the Plymouth ironworks.