Genealogy Web site [1] Ancestry.com is opening up its entire U.S. military collection in honor of Veterans Day  for free through Friday.  600 Navy cruise books  are also available in  its online collection of military records for the holiday. These  like yearbooks and include the names and photos of those who served on ships. [1] Ancestry.com says one book — a 1946 edition for the U.S.S. Pennsylvania — includes a photo of TV legend Johnny Carson. The collection spans cruises following World War II from 1950-88.

The Navy Department Library has about 3,500 cruise books on file that [1] Ancestry.com plans to digitize and add to its collection.