Twelfth Industrial Directory of the Commonwealth of Pennsylvania Pennsylvania. Department of Internal Affairs Published: 1950 Total Pages: 954 Get eBook
... Seventh Industrial Directory of the Commonwealth of Pennsylvania Pennsylvania. Bureau of Statistics and Information Published: 1931 Total Pages: 1192 Get eBook
Sixth Industrial Directory of the Commonwealth of Pennsylvania Pennsylvania. Bureau of Statistics and Information Published: 1928 Total Pages: 1148 Get eBook
Eighth industrial directory of the commonwealth of Pennsylvania Pennsylvania. Bureau of statistics and information Published: 1935 Total Pages: 1184 Get eBook
... Fifth Industrial Directory of the Commonwealth of Pennsylvania Pennsylvania. Bureau of Statistics and Information Published: 1926 Total Pages: 623 Get eBook
Third industrial directory of Pennsylvania, 1919 Pennsylvania. Dept. of labor and industry Published: 1920 Total Pages: 1222 Get eBook
