- 1General arrangement drawing no 38338 (YA1966.24/3/21/C/18/6438)
1885, item - 2General arrangement drawing no 38384 (YA1966.24/3/21/C/19/6617)
1885, item - 3Engineering drawings for orders recorded in Order Book No 22, numbers 6428-6560 (YA1966.24/3/21/C/18)
1883-1885, sub-sub-sub-series - 4Engineering drawings for orders recorded in Order Book No 23, numbers 6561-6683 (YA1966.24/3/21/C/19)
1885-1886, sub-sub-sub-series
