- 1General arrangement drawing no 8430 (YA1966.24/3/21/C/3/622)
1863, item - 2General arrangement drawing no 10812 (YA1966.24/3/21/C/4/913)
1865, item - 3General arrangement drawing no 11103 (YA1966.24/3/21/C/4/851)
1865, item - 4General arrangement drawing no 12906 (YA1966.24/3/21/C/4/942)
1866, item - 5Ralph Peacock diary (YA1966.24/8/4)
1864-1887, item - 6Beyer, Peacock partnership records (YA1966.24/8)
1850-1887, series - 7Engineering drawings for orders recorded in Order Book No 4, numbers 849-2095 (YA1966.24/3/21/C/4)
1865-1867, sub-sub-sub-series - 8General arrangement drawing no 8163 (YA1966.24/3/21/C/3/671)
24 November 1862, item
