Ecologist/Meteorologist Workshop, 1976, Douglas Lake Mich., August 16-20, 1976 /

"Conf-7608116. UC-11."

Douglas Lake, Michigan; 1911 Paper birch and aspen; 1933

[Paper birch and aspen with understanding of Abies balsaoned, Acer saccharum, Betula hutea, etc.]

Harbor scene Frankfort, Mich.

written on verso: Frankfort, MI Riverboat, c. 1900

Oscoda, Mich.

view of free tourist park