Report.

1892/94, 1896/98 contain also the Biennial report of the director of the Illinois State Laboratory of Natural History, for 1893-1894 and 1897-1898, respectively.First report covers July 1, 1879, to Sept. 30, 1880; second covers July 1, 1879, to Sept. 30, 1882. Beginning with 1884/86, reports are biennial.1892/94, 1896/98 contain also the Biennial report of the director of the Illinois State Laboratory of Natural History, for 1893-1894 and 1897-1898, respectively.Mode of access: Internet