Open space for the Penjerdel Region
Subtitle: working papers for Open Space Conference, October 18, 1961
By: prep. by Ann Louise Strong [and others]
Contributors: Penjerdel (Corporation); Open Spaces Conference (1961 : Philadelphia, Pa.)
Publisher: PENJERDEL (Pennsylvania-New Jersey-Delaware Metropolitan Project, Inc.)
Published: 1961
Place of publication: Philadelphia
Language: eng
Subjects: Open spaces; Greenbelts; Regional planning
Notes: Cover title.

Includes bibliographical references.