The Birds of Minnesota
ROBERTS, Thomas S.
Birds in Minnesota. First edition [PB]
JANSSEN, Robert B.
A Review of the Ornithology of Minnesota
Roberts, Thomas Sadler
Reptiles and Amphibians of Minnesota [First Edition]
New Mexico Bird Finding Guide
Huntington, Dustin; Dale A. Zimmerman
Birds in Minnesota. First edition. [HC]
Janssen, Robert B.
Birds in Minnesota. Revised and Expanded Edition
Janssen, Robert B., with David Cahlander
Endangered and Disappearing Birds of the Midwest
Woody Plants of the Northern Forest: Quick Guide
Woody Plants of the Northern Forest: A Photographic Guide
Amphibians & Reptiles Native to Minnesota
Oldfield, Barney and John J. Moriarty
New Acarina. Parts I and II