Pennsylvania Bureau Statistics

Report Volume 13, PT. 1885

Report Volume 21, PT. 3

Report Volume 17, PT. 1889

Report Volume 18, PT. 3

Report Volume 16, PT. 1888

Report Volume 40, PT. 1912

Report Volume N . 7, N . 1878-1879

Report Volume 34, PT. 3

Report Volume 35, PT. 3

Report Volume 4, PT. 3

Report Volume 29, PT. 3

Report Volume 39, PT. 3

Report Volume 27, PT. 3

Report Volume 32, PT. 3

Report Volume 29, PT. 1901

Directory of Public Service Companies in Pennsylvania. October 20, 1916

Report Volume N . 36, N . 1908

Report Volume 5, PT. 3

Report Volume 23, PT. 3

Annual Report of the Secretary of Internal Affairs of the Commonwealth of Pennsylvania Volume 23; Industrial Statistics

Annual Report of the Secretary of Internal Affairs of the Commonwealth of Pennsylvania Volume 11; Industrial Statistics

Annual Report of the Secretary of Internal Affairs of the Commonwealth of Pennsylvania Volume 29; Industrial Statistics

Annual Report of the Secretary of Internal Affairs of the Commonwealth of Pennsylvania Volume 2; Industrial Statistics

Annual Report of the Secretary of Internal Affairs of the Commonwealth of Pennsylvania Volume 34; Industrial Statistics