Airborne radiometric survey of the windscale area /
Williams, D.,author.
Cambray, R. S.,author.
Maskell, S. C.,author.
Atomic Energy Research Establishment (Harwell, England),issuing body.
Great Britain.Her Majesty's Stationery Office.
"Oct. 19-22, 1957."
Sold but not published by H.M. Stationery Office.
Declassified version of A.E.R.E. EL/R 2438.