A technique for nocturnal studies of birds and mammals by the use of infra-red projection and electronic reception /

Bibliographic Details
Main Author:	Seubert, John L. (John Lyman)
Format:	Thesis Book
Language:	English
Published:	[Place of publication not identified] : [publisher not identified] ; 1948.
Subjects:	Nocturnal animals > Behavior. Nocturnal birds > Behavior. Night vision devices.

Description
Physical Description:	87 leaves : illustrations (some color) ; 29 cm.
Bibliography:	Includes bibliographical references (leaves 85-87).