. Bulletin. Natural history; Natural history. STATE OF ILLINOIS DEPARTMENT OF REGISTRATION AND EDUCATION DIVISION OF THE NATURAL HISTORY SURVEY THEODORE H. PRISON. Aciins Chief Vol. XIX. BULLETIN Article II. Records of Spring Migration of Birds at Urbana, Illinois, 1903-1922 BY FRANK SMITH. PRINTED BY AUTHORITY OF THE STATE OF ILLINOIS URBANA, ILLINOIS OCTOBER, 1930. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Illinois.


. Bulletin. Natural history; Natural history. STATE OF ILLINOIS DEPARTMENT OF REGISTRATION AND EDUCATION DIVISION OF THE NATURAL HISTORY SURVEY THEODORE H. PRISON. Aciins Chief Vol. XIX. BULLETIN Article II. Records of Spring Migration of Birds at Urbana, Illinois, 1903-1922 BY FRANK SMITH. PRINTED BY AUTHORITY OF THE STATE OF ILLINOIS URBANA, ILLINOIS OCTOBER, 1930. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Illinois. Natural History Survey Division. Urbana, State of Illinois, Dept. of Registration and Education, Natural History Survey Division


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Keywords: ., booka, bookcentury1900, bookdecade1910, booksubjectnaturalhistory