Research Bibliography

Found 3 results
Filters: Author is Pettingill Jr., Olin Sewall and Keyword is RANGE  [Clear All Filters]
1957
Jr. OSewall Pet, Graber RR, Graber JW.  1957.  The summer birds of Wilderness State Park, Michigan. Jack Pine Warbler. 35:43-63.
1953
Jr. OSewall Pet.  1953.  A Guide to Bird Finding West of the Mississippi.
1951
Jr. OSewall Pet.  1951.  A Guide to Bird Finding East of the Mississippi. :xxi+659pp..