Preparation, properties, and availability of polonium neutron sources : information report.

Includes bibliographical references (page 15).

Bibliography of published literature on the preparation and properties of radioactive neutron sources.

"March 3, 1950."

"Scientific opportunities with advanced facilities for neutron scattering" : report of a workshop held at Shelter Island, New York, October 23-26, 1984 /

On cover: Shelter Island Workshop, October 23-26, 1984.