On This Day in History / November 13, 2017 November 13, 2017 1961: At Malmstrom AFB, a Site Activation Task Force accepts the first Minuteman I (Model A) operational silo.
1961: At Malmstrom AFB, a Site Activation Task Force accepts the first Minuteman I (Model A) operational silo.1961: At Malmstrom AFB, a Site Activation Task Force accepts the first Minuteman I (Model A) operational silo.