Workmen's compensation act of 1915 as amended 1919 ...

At head of title: Commonwealth of Pennsylvania. Department of Labor and Industry.

Manual for high schools.

At head of title: Commonwealth of Pennsylvania. Department of Public Instruction.

Journal of proceedings [and Appendix].

Paged continuously.

Report of the Health insurance commission of Pennsylvania.

Mode of access: Internet.

Report on productive industries, railways, taxes and assessments, waterways and miscellaneous statistics ...

Mode of access: Internet.