Information about the airship and its possibilities for commerce. Includes:

- Six page typescript entitled 'The airship and its possibilities for commerce generally, with some notes on experimental work done in connection with the evolution of the airship by Messrs. Vickers, Ltd.', dated November 1918, and a five page handwritten draft of the typescript

- Typed notes on the development of rigid airships, dated 16 October 1918 and marked BNW/kk DRAFT. Includes handwritten annotations, presumably by Barnes Wallis

- Summary analysis of costs of rigid arship no. 23

- Summary of estimated cost of rigid airship no. 23

- Non-rigid airships performance table, comparing the performance of the N.S., C. Star, S. S. and S.S. Twin airships

- Rigid airship performance table, comparing the performance of the R.80, R.31, R.33, R.36/7, R.38 and L.70 airships