Ninth Industrial Directory of the Commonwealth of Pennsylvania Pennsylvania. Bureau of Statistics and Information Published: 1938 Total Pages: 1087 Get eBook
Philadelphia Section Pennsylvania. Bureau of Statistics and Information Published: 1938 Total Pages: 140 Get eBook
Third industrial directory of Pennsylvania, 1919 Pennsylvania. Dept. of labor and industry Published: 1920 Total Pages: 1222 Get eBook
... Seventh Industrial Directory of the Commonwealth of Pennsylvania Pennsylvania. Bureau of Statistics and Information Published: 1931 Total Pages: 1192 Get eBook
Eighth industrial directory of the commonwealth of Pennsylvania Pennsylvania. Bureau of statistics and information Published: 1935 Total Pages: 1184 Get eBook
Sixth Industrial Directory of the Commonwealth of Pennsylvania Pennsylvania. Bureau of Statistics and Information Published: 1928 Total Pages: 1124 Get eBook