1973-74: "Temporary manning of Northampton Tower (U.S. Forest Service) by State Forestry Commission personnel began in this fiscal year." (Report of the State Commission of Forestry, 7/1/73 to 6/30/74)
1979-80: "Temporary manning of Northampton Tower was discontinued." (Report of the State Commission of Forestry, 7/1/79 to 6/30/80)