The Delaware Valley market
Subtitle: basic data for the 56 sections of the Philadelphia retail trading area.
By: Maps by Penn Cartographers, inc., Jenkintown, Pa.
Publisher: Philadelphia inquirer, Research Dept.
Published: 1963
Place of publication: [Philadelphia]
Language: eng
Number of pages: 172
Subjects: Delaware River Valley (N.Y.-Del. and N.J.) -- Economic conditions.
Notes: Earlier ed. with title The Delaware Valley market; basic data for its 56 sections, published in 1957.