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- catalog contributor b5356708.
- catalog contributor b5356709.
- catalog created "c1951.".
- catalog date "1951".
- catalog date "c1951.".
- catalog dateCopyrighted "c1951.".
- catalog extent "1 map :".
- catalog issued "1951".
- catalog issued "c1951.".
- catalog language "eng".
- catalog publisher "[Philadelphia] : Philadelphia Electric Co.,".
- catalog spatial "Maryland".
- catalog spatial "Pennsylvania Philadelphia Region".
- catalog spatial "Scale [ca. 1:300,000].".
- catalog spatial "a 300000".
- catalog subject "Electric power-plants Pennsylvania Philadelphia Region Maps.".
- catalog subject "Electric utilities Maryland Maps.".
- catalog subject "Electric utilities Pennsylvania Philadelphia Region Maps.".
- catalog subject "G3824.P5N4 1950, .R5".
- catalog subject "Gas companies Pennsylvania Philadelphia Region Maps.".
- catalog title "A map of the territory served by Philadelphia Electric Company : a business-managed, tax-paying utility owned by more than 100,000 stockholders : 2340 square miles and 3,125,000 population, 950,000 electric customers, 175,000 gas sustomers (suburban only), and 1000 steam customers : 1950 / drawn by J. Riegel, Jr.".
- catalog type "image".