Its library contains records of many local Allegheny County soldiers and veterans' organizations. The library specializes in Civil War history, but has information on all conflicts including the Gulf War. This is a local branch of the Family History Library in Salt Lake City. Services include access to the International Genealogical Index which is a collection of millions of individual countries providing varying amounts of information as to births, christenings, marriages, death etc. This information is filed by locality and surname.
Entries are from the United States and most countries around the world.
The Latter-Day Saint's Family History Library service includes Parish and Vital Records List, Accelerated Indexing System of U.S. Federal Census records from 1605 to 1900 and Family Registry service which helps church members and others coordinate genealogical research. The Family History Library Catalogue is a computer cataloging system which indexes records for various countries or localities. The index includes some major types of original documents such as Civil records, Church records, Census records, Probate records, Military records etc. The Library Catalogue has other collections which are indexed alphabetically by major surname without regard to locality. Also available are basic genealogical reference books and periodicals.