Natural gamma aeroradioactivity map of Puerto Rico /

Bibliographic Details
Main Author:	MacKallor, Jules A.
Corporate Authors:	Geological Survey (U.S.), U.S. Atomic Energy Commission. Division of Biology and Medicine
Format:	Government Document Map
Language:	English
Published:	Washington, D.C. : U.S. Geological Survey, 1965.
Series:	Geophysical investigations (Geological Survey (U.S.)) ; map GP-525.
Subjects:	Atmospheric radioactivity > Puerto Rico > Maps. Radiation, Background > Puerto Rico > Maps. Geology > Puerto Rico > Maps. Puerto Rico > Maps. Puerto Rico. Radioactivité > Porto Rico > Cartes. Porto Rico > Cartes. Atmospheric radioactivity. Geology. Radiation, Background. Maps. Geological maps.
Online Access:	Click on "1" after "Plates in this publication" to view map.

Evans: Maps (2nd floor) (Does not check out)