History of Allegheny County, Pennsylvania

Ancestry.com. History of Allegheny County, Pennsylvania [database on-line]. Provo, UT: Ancestry.com Operations Inc, 2005.Original data: History of Allegheny County, Pennsylvania : including its early settlement and progress to the present time, a description of its historic and interesting localities, its cities, towns and villages, religious, educational, social and military history, mining, manufacturing and commercial interests, improvements, resources, statistics, etc. : also portraits of some of its prominent men, and biographies of many of its representative citizens.. Chicago, Ill.: A. Warner & Co., 1889.