The ornithology of Illinois. Part I. Descriptive catalogue. By Robert Ridgway. Part II. Economic ornithology. By S. A. Forbes. Pub. by the authority of the state Legislature.

v.1 pt.1

The ornithology of Illinois. Part I. Descriptive catalogue. By Robert Ridgway. Part II. Economic ornithology. By S. A. Forbes. Pub. by the authority of the state Legislature.

v.2 pt.1

The fishes of Illinois / Stephen Alfred Forbes and Robert Earl Richardson.

2nd ed.

The birds of Illinois and Wisconsin.

v.9(1909)

The mammals of Illinois and Wisconsin, by Charles B. Cory ...

v.11(1912)