MacGregor, Carol Lynn. The Journals of Patrick Gass: Member of the Lewis and Clark Expedition
. Lincoln: University of Nebraska Press, 1986.
Referenced in:
Lewis and Clark in Pennsylvania
Patrick Gass
MacGregor, Carol Lynn. The Journals of Patrick Gass: Member of the Lewis and Clark Expedition
. Lincoln: University of Nebraska Press, 1986.
Referenced in:
Lewis and Clark in Pennsylvania
Patrick Gass