- 1General arrangement drawing no 18812 (YA1966.24/3/21/C/8/2802)
1872, item - 2General arrangement drawing no 24684 (YA1966.24/3/21/C/11/3450)
1876, item - 3Engineering drawings for orders recorded in Order Book No 10, numbers 2772-2997 (YA1966.24/3/21/C/8)
1872-1873, sub-sub-sub-series - 4Engineering drawings for orders recorded in Order Book No 13, numbers 3341-3500 (YA1966.24/3/21/C/11)
1875-1876, sub-sub-sub-series