Box containing fifty-five machinery drawings for vessels built by Vickers-Armstrongs Ltd at Barrow

- one plan for HMS 'Natal' (yard number 316).
- two plans for B1 submarine (yard number 312).
- six plans for 'Sao Paulo' (yard number 347) and 'Minas Geraes' (yard number 348).
- two plans for 'Alexandra' (yard number 301).
- six plans for HIJMS 'Katori' (yard number 318).
- three plans for HM submarines B2 - B11 (yard numbers 320 - 329).
- two plans for 'Pernambulo' (yard number 313).
- two plans for HM submarine C1 (yard number 334).
- three plans for A13 submarine (yard number 334).
- two plans for 'Canada' (yard number 317).
- six plans for 'Almirante Garu' (yard number 331) and 'Coronel Bolognesi' (yard number 344).
- six plans for 'Dufferin' (yard number 314).
- four plans for submarines A5 - 13 (yard numbers 303 - 311).
- two plans for 'Lady Grey' (yard number 330).
- one plan for 'Manx Man' (yard number 315).
- seven plans for 'Rurik' (yard number 333).