Columbia subject headings:
Collective bargaining--Pennsylvania--Philadelphia.
International Typographical Union of North America. Union No. 2, Philadelphia.
International Typographical Union. Local 2 (Philadelphia, Pa.)
Philadelphia (Pa.)--Typographical Union Strike, 1948.
Printing Industries of Philadelphia, inc.
Printing industry--Vocational guidance--Pennsylvania--Philadelphia.
Typographical Union Strike, Philadelphia, Pa., 1948.
Harvard subject headings:
Collective bargaining--Pennsylvania--Philadelphia.
International Typographical Union. Union No. 2, Philadelphia.
Philadelphia (Pa.)--Typographical Union Strike, 1948.
Printing Industries of Philadelphia, inc.
Printing industry--Employees--Labor unions--Pennsylvania--Philadelphia.
Princeton subject headings:
Collective bargaining--Pennsylvania--Philadelphia.
International Typographical Union. Union no. 2, Philadelphia.
Philadelphia (Pa.)--Typographical Union Strike, 1948.
Printing Industries of Philadelphia, inc.
Printing industry--Pennsylvania--Philadelphia.