- 1General arrangement drawing no 12110 (YA1966.24/3/21/C/4/963)
1866, item - 2General arrangement drawing no 14241 (YA1966.24/3/21/C/5/2240)
1868, item - 3Engineering drawings for orders recorded in Order Book No 4, numbers 849-2095 (YA1966.24/3/21/C/4)
1865-1867, sub-sub-sub-series - 4Engineering drawings for orders recorded in Order Book No 6, numbers 2096-2345 (YA1966.24/3/21/C/5)
1867-1868, sub-sub-sub-series
