Measurement of the radioactivity of the cooling gas from the Harwell Pile /
Crooks, R. N.,author.
Gale, H. J.,author.
Atomic Energy Research Establishment (Harwell, England),issuing body.
Great Britain.Her Majesty's Stationery Office.
"July, 1952."
Sold but not published by H.M. Stationery Office.