Photo of Mary Oursler in 1937: Mary maintained the original census returns for the entirety of the United States for over 30 years.

Image
Photo of Mary Oursler in 1937: Mary maintained the original census returns for the entirety of the United States for over 30 years.
Photo of Mary Oursler in 1937:  Mary maintained the original census returns for the entirety of the United States for over 30 years.

Organizations and Groups: 

Filters

Bureaus & Offices

Search by organization name or browse the tree below