Homestake Mine (South Dakota) and Henderson Mine; in July 2007 the NSF gave the go-ahead to Homestake.
In July 2007 the NSF gave its approval to Homestake. Homestake Mine (South Dakota) and Henderson Mine.
Homestake Mine (South Dakota) and Henderson Mine. In July 2007 the NSF gave its approval to Homestake.
Homestake Mine (South Dakota) and Henderson Mine. In July 2007 the NSF gave its approval to Homestake.