As of 03/28/2000

Series 1485: Work Order Ledgers. 1927-1966
Highway Department (RG 55).

Active and closed work orders relating to highway construction.

Active work orders: 1946-19669319
Closed work order numbers 1-600: 1927-19359309
Closed work order numbers 601-1099: 1935-19389310
Closed work order numbers 1100-1499: 1938-19419311
Closed work order numbers 1500-1899: 1941-19449312
Closed work order numbers 1900-2399: 1944-19489313
Closed work order numbers 2400-2849: 1948-19529314
Closed work order numbers 2850-3200: 1952-19559315
Closed work order numbers 3201-3450: 1955-19569316
Closed work order numbers 3451-3750: 1956-19599317
Closed work order numbers 3751-4149: 1959-19629318
Closed work order numbers 4150-4397: 1963-19669319