Established hemlock dune (Tsuge Canadensis) and moving dune.; Sawyer, Michigan

[Xsh 53.3]

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

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

Dr. Fuller and class, 1918 Saugatuck, Mich.

[George Damon Fuller and students of a University of Chicago Department of Botany class. Negative by Fuller.; Department of Botany, University of Chicago.