Souvenir program
Subtitle: celebrating 150 years of progress : County of Allegheny sesqui-centennial, 1788-1938.
Contributors: Allegheny County Board of Commissioners.
Publisher: County Commissioners of the County of Allegheny, Pa.
Published: 1938
Place of publication: [Pittsburgh, Pa.]
Language: eng
Number of pages: 63
Subjects: Allegheny County (Pa.) -- History; Alleghany County (Pa.) -- Description and travel
Notes: Cover title.