J.B. Underwood

His mineral claim surveys in Saskatchewan commenced in 1954 when he surveyed claims for Gulch Mines and Energy, Mines and Resources in the Uranium City, Lake Athabasca areas. Then in 1955 and 1956 he performed surveys for Iso Uranium Mines and Newkirk Mines in Group 74 in the La Ronge area.

He obtained his Saskatchewan Land Surveyors' commission in 1951 and Alberta commission in 1952.

Source: Muskegs, Outcrops and 40 Below by Jack Webb, ALS (Hon. Life)