Gladwin County Historical Society
Site contains pictures, news and events related to Gladwin County.
HathiTrust
Millions of digitized books and periodicals from libraries worldwide - many containing genealogy gems, local histories, and family biographies.
Hoyt Library
Located in Saginaw, Michigan. Has extensive genealogical resources, materials on Saginaw history and the people who settled the area.
ICD
The International Classification of Diseases (ICD) was originally published by the WHO and used around the world to classify diseases. Currently used by insurance companies and medical professionals to code medical visits and by other entities to code the causes of death. Look up the number scrawled across death certificates and the year of death to determine the cause.
JewishGen
Millions of records - burial, memorial, town locator, family trees, and a Holocaust database.
John Grenham
Contains records for researching Irish ancestors. Site includes maps, records, surnames, blogs, links, etc.
Double Dating: Julian or Gregorian Calendar
Explains double dates sometimes found on records.
Legacy Family Tree Webinars
Live and recorded webinars covering genealogy, AI and DNA. Site currently contains over 2,700 webinars covering various topics related to genealogy. This site is not free but it is a great deal and they frequently offer specials.
Library and Archives Canada
Marriage, census, land, and military records for Canadian ancestors - searchable databases and guides.