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Z, Ordered index cards to the glass plate and film negatives (Index Cards)
Zoological Division Survey Correspondence (Box 1, Folder 01)
Young Naturalist's Society. Secretary and Treasurer's Reports, Committees, Attendance Records (Box 10, Folder 93)
Young Naturalist's Society. Minutes. (Box 10, Folder 94)
Young Naturalist's Society. Minnesota plants (Box 10, Folder 96)
Young Naturalist's Society. Membership reports and correspondence (Box 10, Folder 95)
Young Naturalist's Society. Herrick articles (Box 10, Folder 97)
Young Naturalist's Society. Constitution and Amendments (Box 10, Folder 92)
Young girl "Bessie" at Ned L. Huff's bird bath
Young flickertails, Richardson's spermophile
Young Downy Woodpecker
Young Downy Woodpecker
Young Coyote
Young Coyote
Young Coyote
Young Coyote
Young Coyote
Young Coyote
Young Coyote
Young coots resting on the bottom of a boat
Young bird in nest
Yound Mallard resting on a board inside of a boat
Y, Ordered index cards to the glass plate and film negatives (Index Cards)
Yellow Warbler's nest, small, poor
Yellow Warbler's nest, small
Yellow Warbler's nest, large
Yellow Warbler's nest, large
Yellow-throated, Philadelphia, Blue-headed, Warbling, Red-eyed, and Bell's Vireos, illustration, plate 64 in Birds of Minnesota
Yellow-headed and Red-winged Blackbirds, illustration, plate 74 in Birds of Minnesota
Yellow-billed and Black-billed Cuckoos, Kingfisher, illustration, plate 42 in Birds of Minnesota
Yellow-bellied Sapsucker work on tree
Yellow-bellied Sapsucker, Hairy and Downy Woodpeckers, illustration, plate 48 in Birds of Minnesota
Yellow-bellied, Alder, and Least Flycatchers, Wood Pewee, Phoebe, illustration, plate 51 in Birds of Minnesota
W, Ordered index cards to the glass plate and film negatives (Index Cards)
Wood Turtle on back, Glyptemys insculpta
Wood Turtle on back, Glyptemys insculpta
Wood Turtle head and forelegs, Glyptemys insculpata
Wood Turtle head and forelegs, Glyptemys insculpata
Wood Turtle head and forelegs, Glyptemys insculpata
Wood Turtle crawling, Glyptemys insculpta
Wood Turtle crawling, Glyptemys insculpta
Wood thrush nests
Woodpeckers tongue, illustration, copy
Woodpeckers skulls and tongue, illustration
Woodpeckers plate, Birds of Minnesota
Wood frog, Rana cantabrigensis
Wooden bridge over Minnehaha Creek in the distance, looking out from Minnehaha Falls
Wooded area
Wooded area
Wood Ducks painting, watercolor by Walter J. Breckenridge for Warren Wood