- 1Preliminary sketch no 38637 (YA1966.24/3/21/C/18/6532)
1885, item - 2General arrangement drawing no 42194 (YA1966.24/3/21/C/21/6925)
1887, item - 3Photograph album no. 13 (EE/1/13)
n.d., item - 4Engineering drawings for orders recorded in Order Book No 22, numbers 6428-6560 (YA1966.24/3/21/C/18)
1883-1885, sub-sub-sub-series - 5Engineering drawings for orders recorded in Order Book No 26, numbers 6807-6940 (YA1966.24/3/21/C/21)
1886-1925, sub-sub-sub-series