Artist copyright agreement, assignment of copyright to British Railways, "Cornwall Map", Grestock & Marsh Ltd., 04/09/1956, fee: 130 guineas, Publicity Department Reference: PR/D. 4728, BR Deed Department: No.85009.
Artist copyright agreement, assignment of copyright to British Railways, "Cornwall Map", Grestock & Marsh Ltd., 04/09/1956, fee: 130 guineas, Publicity Department Reference: PR/D. 4728, BR Deed Department: No.85009.