Earth week '70 /

Bibliographic Details
Corporate Author:	Philadelphia Earth Week Committee
Other Authors:	Zeh, John
Format:	Book
Language:	English
Published:	[Philadelphia] : Philadelphia Earth Week Committee, [1970]
Subjects:	Pollution > United States. Human ecology.

Description
Item Description:	Cover title.
Physical Description:	47 pages : illustrations, portraits ; 31 cm.