Report of the Director to the Board of Trustees for the year ... / Chicago Natural History Museum.

1945

Annual report of the Director to the Board of Trustees for the year ... / Field Columbian Museum.

2, no. 3

Annual report of the Director to the Board of Trustees for the year ... / Field Museum of Natural History

3, no. 3

Annual report of the Director to the Board of Trustees for the year ... / Field Museum of Natural History

5, no. 1

Annual report of the Director to the Board of Trustees for the year ... / Field Museum of Natural History

10, no. 3

Annual report of the Director to the Board of Trustees for the year ... / Field Museum of Natural History

5, no. 4

Annual report of the Director to the Board of Trustees for the year ... / Field Museum of Natural History

7, no. 2

Report of the Director to the Board of Trustees for the year ... / Chicago Natural History Museum.

1947

Report of the Director to the Board of Trustees for the year ... / Chicago Natural History Museum.

1955

Annual report of the Director to the Board of Trustees for the year ... / Field Museum of Natural History

4, no. 1

Report of the Director to the Board of Trustees for the year ... / Chicago Natural History Museum.

1946

Report of the Director to the Board of Trustees for the year ... / Chicago Natural History Museum.

1963

Report of the Director to the Board of Trustees for the year ... / Chicago Natural History Museum.

1961

The University of Kansas science bulletin.

v.40 (1960)

The University of Kansas science bulletin.

v.39 (1958)