Box containing thirty-four plans of vessels built by Vickers-Armstrongs Ltd at Barrow:

- Three plans for submarine HMS 'Severn' (1934) Yard No. 683
- eight plans for 'Queen of Bermuda' (1933) Yard No. 681
- three plans for HMS 'Thames' (1932) Yard No. 672
- eleven plans for submarine HMS 'Ajax' (1934), Yard No. 682

- six plans for HMS 'Defender' (1932) and 'Diamond' (1932) Yard Nos. 674 & 675
a) Capacity plan: profile and decks, no date – both ships
b) Oil fuel tank calibration chart, no date – Defender
c) Oil fuel tank calibration chart, no date – Diamond
d) Capacity plan: part profile and part lower deck and hold plans, no date
e) Graduated oil fuel tank capacities, no date – Defender
f) Calibration of fresh water tanks, no date – both ships
g) Calibration of auxiliary oil fuel tanks - Defender

- and two plans for HMS 'Porpoise' (1932) Yard No. 679