by Davenport Academy of Sciences

1907

by Davenport (Iowa). Public Museum

1910

by Davenport Academy of Sciences, Davenport, Ia

1880

by Davenport Academy of Natural Sciences

1897

by Davenport Academy of Sciences

1883

by Davenport Academy of Science, Davenport, Iowa

1880

by Davenport Academy of Sciences, Davenport, Ia

1883