Johan August Udden

Fossil Ice Crystals

Scandinavians Who Have Contributed To The Knowledge Of The Flora Of North America, Volume 1907, Part 1

Scandinavians Who Have Contributed To The Knowledge Of The Flora Of North America, Volume 1907, Part 1

A Preliminary List Of Fossil Mastodon And Mammoth Remains In Illinois And Iowa

Fossil Ice Crystals An Instance Of The Practical Value Of "Pure Science

An Old Indian Village - Augustana Library Publications Number 2

An Old Indian Village (Classic Reprint)

Aids To Identification Of Geological Formations

A Preliminary List Of Fossil Mastodon And Mammoth Remains In Illinois And Iowa

Fossil Ice Crystals

The Mineral Content Of Illinois Waters; Illinois State Geological Survey Bulletin No. 10

Old Indian Village