The visual pigments.

Bibliographic Details
Main Author:	Dartnall, H. J. A.
Format:	Book
Language:	English
Published:	London : New York : Methuen; Wiley, [1957]
Subjects:	Visual pigments. Retinal Pigments.

Description
Physical Description:	vii, 216 pages : illustrations ; 23 cm.
Bibliography:	Includes bibliographies.