Penciled on back - A transisterised pipe locator is being used by L.B.C. gas dept. staff to complete a survey of the boroughs’ gas mains to determine their condition for reticulation of natural gas. at left, Mr L. Metcalfe (gas manager) & Mr H.G. Thorne. Thurs. Jan. 25, 1968.

Stamped on back with black ink - Horowhenua Historical Society. Acc. No. 137 Date.

Electronically locating old gas pipes, Levin, 1968 1 B&W photo print

Transisterised pipe locator being used by L.B.C. gas dept. staff, to complete a survey of the boroughs’ gas mains, to determine their condition for reticulation of natural gas. (L to R) – Mr L. Metcalfe (gas manager) & Mr H.G. Thorne.

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