Details of Barnes' Wallis admission to the Freedom and Livery of the Worshipful Company of Shipwrights:
- One certificate stating "I hereby certify that Barnes Neville Wallis of White Hill House, Effingham, Surrey has been admitted to the Freedom and Livery of the WORSHIPFUL COMPANY OF SHIPWRIGHTS this 18th day of October 1945", signed Gilbert Findlay, Hon. Clerk.
- One receipt for £65:12:6 received of B N Wallis Esquire for fees on admission to the Worshipful Company of Shipwrights, dated 19 October 1945
- A copy of the acts, ordinances, and constitutions of the master, wardens, assistants, and commonalty of the ancient fraternity of the brotherhood of free shipwrights of London
- Open Access