- 1General arrangement drawing no 12350 (YA1966.24/3/21/C/4/2000)
1866, item - 2General arrangement drawing no 13639 (YA1966.24/3/21/C/5/2159)
1867, item - 3General arrangement drawing no 13863 (YA1966.24/3/21/C/5/2161)
1867, item - 4General arrangement drawing no 14544 (YA1966.24/3/21/C/5/2232)
1868, item - 5General arrangement drawing no 16999 (YA1966.24/3/21/C/6/2528)
1870, item - 6General arrangement drawing no 21633 (YA1966.24/3/21/C/9/3128)
1874, item - 7General arrangement drawing no 22982 (YA1966.24/3/21/C/10/3308)
1875, item - 8General arrangement drawing no 24975 (YA1966.24/3/21/C/11/3498)
1876, item - 9General arrangement drawing no 25075 (YA1966.24/3/21/C/11/3497)
1876, item - 10General arrangement drawing no 33548 (YA1966.24/3/21/C/16/6245)
1882, item - 11Engineering drawings for orders recorded in Order Book No 4, numbers 849-2095 (YA1966.24/3/21/C/4)
1865-1867, sub-sub-sub-series - 12Engineering drawings for orders recorded in Order Book No 6, numbers 2096-2345 (YA1966.24/3/21/C/5)
1867-1868, sub-sub-sub-series - 13Engineering drawings for orders recorded in Order Book No 7, numbers 2346-2572 (YA1966.24/3/21/C/6)
1869-1871, sub-sub-sub-series - 14Engineering drawings for orders recorded in Order Book No 11, numbers 2998-3168 (YA1966.24/3/21/C/9)
1873-1898, sub-sub-sub-series - 15Engineering drawings for orders recorded in Order Book No 12, numbers 3169-3340 (YA1966.24/3/21/C/10)
1874-1876, sub-sub-sub-series