[Printed illustrated form certificate of proving and delivery of chain cable] / Griffiths & Lewis's Chain Cable and Anchor Manufactory, Bristol. [ca.1830. Includes scale of sizes of chain cables and anchors. Part A 1516/1 of the Goodrich archive. He visited the manufactory in April 1830] Printed illustrated form certificate of proving and delivery of chain cable circa 1830
[Printed illustrated form certificate of delivery of chain cable] / Robert Flinn & Co., North Shields Iron Works. [ca.1830. Bears image of their proving machine, and two views of the iron works. Part A 1516/17 of the Goodrich archive] Printed illustrated form certificate of delivery of chain cable circa 1830
[Printed illustrated form certificate of proving and delivery of chain cable] / Bp. Wearmouth Iron Works, Sunderland. 1830. [Bears vignette of the iron works. Part A 1516/4 of the Goodrich archive. He possibly visted the works in March 1830] Printed illustrated form certificate of proving and delivery of chain cable 1830