File Secondary Pop. Trem., Betula alba -- Aqate Harbor Trail, Keweenaw. Peninsula., Mich. Box 1 Online In: Henry Chandler Cowles lantern slide collection, 1898-1936 » Michigan Photographs » General
File Stumps of former (Acer) maple forest L Hancock, Mich. Box 1 Online In: Henry Chandler Cowles lantern slide collection, 1898-1936 » Michigan Photographs » General
File Succession of Mosses on Isle Royale Box 1 Online In: Henry Chandler Cowles lantern slide collection, 1898-1936 » Michigan Photographs » General
File Sunset. Lake Michigan., 1910 Box 1 Online In: Henry Chandler Cowles lantern slide collection, 1898-1936 » Michigan Photographs » General
File W.J Cribbs camp at Point Betsie, Mich. Box 1 Online In: Henry Chandler Cowles lantern slide collection, 1898-1936 » Michigan Photographs » General
File Wreck at Robinson's Folly. Mackinac, Mich. Box 1 Online In: Henry Chandler Cowles lantern slide collection, 1898-1936 » Michigan Photographs » General
Folder Douglas Lake, Michigan Online In: Henry Chandler Cowles lantern slide collection, 1898-1936 » Michigan Photographs
File Cladonia spp. on sandy soil -- burned areas in aspens Douglas Lake, Michigan Box 1 Online In: Henry Chandler Cowles lantern slide collection, 1898-1936 » Michigan Photographs » Douglas Lake, Michigan
File Douglas Lake, Michigan 1911-paper birch and aspen -- with understanding of Abies balsaoned, Acer sacchous, Betub luteo, etc,., 1933 Box 1 Online In: Henry Chandler Cowles lantern slide collection, 1898-1936 » Michigan Photographs » Douglas Lake, Michigan
File Drossero rotundifolio, Douglas Lake, Michigan Box 1 Online In: Henry Chandler Cowles lantern slide collection, 1898-1936 » Michigan Photographs » Douglas Lake, Michigan