California Mineral Production for 1919, with County Maps Walter Wadsworth Bradley Published: 1920 Total Pages: 656 Get eBook
Journals of the Legislature of the State of California California. Legislature Published: 1919 Total Pages: 2162 Get eBook
A Bibliography of Earth Science Bibliographies of the United States of America Harriet K. Long Published: 1971 Total Pages: 32 Get eBook
Biennial Report on the Illinois State Museum of Natural History Illinois State Museum Published: 1912 Total Pages: 578 Get eBook