Census Links- United States &gt; Pennsylvania &gt; Northumberlandhttp://censuslinks.com/United-States/Pennsylvania/Northumberland/Census, Birth, Death, Marriage Transcriptions on the Internet 1778 - 1780 Tax List, August Township, Northumberland County, Pennsylvania ftp://ftp.rootsweb.com/pub/usgenweb/pa/northumberland/taxlists/augusland1780.txtWed, 30 Nov -1 00:00:00 GMT1787 Tax List, August Township, Northumberland County, Pennsylvania ftp://ftp.rootsweb.com/pub/usgenweb/pa/northumberland/taxlists/agumah1787.txtWed, 30 Nov -1 00:00:00 GMT1790 Census, Northumberland County, Pennsylvania http://ftp.us-census.org/pub/usgenweb/census/pa/northumberland/1790/1790 Census, Northumberland County, PennsylvaniaWed, 28 Oct 2009 22:03:59 GMT1808 Triennial Tax Assessment, Mifflin Township, Northumberland County, Pennsylvania http://www.stonecabin.com/bensinger/census/1808mifx.txtFrom the <a href="http://www.stonecabin.com/keystone/index.html">Keystone Project</a>Wed, 30 Nov -1 00:00:00 GMT1850 Census, Little Mahanoy Township, Northumberland County, Pennsylvania ftp://ftp.rootsweb.com/pub/usgenweb/pa/northumberland/census/1850litmah.txtcWed, 30 Nov -1 00:00:00 GMT1860 Census, Little Mahanoy Township, Northumberland County, Pennsylvania ftp://ftp.rootsweb.com/pub/usgenweb/pa/northumberland/census/1860litmah.txtWed, 30 Nov -1 00:00:00 GMT1860 Census, Northumberland County, Pennsylvania (Partial) http://ftp.us-census.org/pub/usgenweb/census/pa/northumberland/1860/1860 Census, Northumberland County, Pennsylvania (Partial)Wed, 28 Oct 2009 22:04:44 GMT1870 Census, Northumberland County, Pennsylvania ftp://ftp.us-census.org/pub/usgenweb/census/pa/northumberland/1870/From the <a href="http://www.us-census.org">UsGenWeb Census Project</a>Wed, 30 Nov -1 00:00:00 GMT1900 Census, Mt. Carmel Twp. (South dist.), Northumberland Co., PA ftp://ftp.rootsweb.com/pub/usgenweb/pa/northumberland/census/1900mtc01.txtWed, 30 Nov -1 00:00:00 GMT1920 Census, Mt. Carmel Twp., Northumberland County, Pennsylvania ftp://ftp.rootsweb.com/pub/usgenweb/pa/northumberland/census/mcar1920.txtWed, 30 Nov -1 00:00:00 GMTResidents of Centralia, Pennsylvania, July 26, 1880 ftp://ftp.rootsweb.com/pub/usgenweb/pa/northumberland/census/cent1880.txtWed, 30 Nov -1 00:00:00 GMT