Wikimedi'Òc

Smithsonian miscellaneous collections (IA smithsonianmisce1401961smit).pdf - Fæ

Bulletin of the Geological Society of America (IA bulletinofgeolo221911geol).pdf - Fæ

Bulletins of American paleontology (IA bulletinsofameri225230pale).pdf - Fæ

Bulletins of American paleontology (IA bulletinsofameri257262pale).pdf - Fæ

Bulletins of American paleontology (IA bulletinsofameri302304pale).pdf - Fæ

Bulletins of American paleontology (IA bulletinsofameri333pale).pdf - Fæ

Bulletin - United States National Museum (IA bulletinunit771911unit).pdf - Fæ

The Proceedings of the Iowa Academy of Science (IA proceedingsofio291922iowa).pdf - Fæ

Geology and underground waters of southern Minnesota (IA geologyundergrou00hall).pdf - Fæ

The story of the North Star State (IA storyofnorthstar00will).pdf - Fæ