FREE HARD TO FIND DOCUMENTS FROM OUTSIDE SOURCES

Allen_1911_Surface formations of the northern peninsula of Michigan (pdf)

Blaxland_1976_GEOCHRONOLOGY ISOTOPE GEOCHEMISTRY OF THE GARDAR ALKALINE COMPLEXES SOUTH GREENLAND (Pdf)

Foster and Whitney_1847_Geologic Map of the Lake Superiorland district_Map (pdf)

Guide book 5_1913_Excursions in the western Peninsula of ON and Manitoulin isle (pdf)

Guide book 7_1913_Excursions to Sudbury Cobalt and Porcupine (pdf)

Hamblin_1958_PU-58_The Cambrian sandstones of northern Michigan (pdf)

Hitchcock and Blake_1874_Geologic Map of the United States (pdf)

Hite_1968_Dissertation_Sedimentology of the Upper Keweenaw Sequence_Thesis_1 of 4 (pdf)

Hofmann_1971_B-189_Precambrian fossils pseudofossils and problimatica in Canada (pdf)

Lawson_1912_The geology of Steeprock Lake_Ontario_BOOK (pdf)

Michel-Levy_1888_The minerals of the rocks_book (pdf)

Struct Analysis of Protererozoic meta sed north falls river baraga MI_Sikkila_1987 (pdf)

Tuttle and Bowen_1958_Origin of granite in lught experimental studies (pdf)

Various authors_1959_Glacial map of the US east of the Rocky Mnts (pdf)

ISGS_B-6_pl1_Weller_1917_Provisional geologic map of Illinois (2nd IL geo map) (pdf)

Mitchell_1757_A map of British and French Dominions in North America_reduced size (pdf)

Various authors_1959_Glacial map of the US east of the Rocky Mnts (pdf)

Worthern_1865_Grologic map of the state of Illinois (1st IL geo map) (pdf)

Weller and Ekblaw_1940_Preliminary geo map Alto Jonesboro Thebes quads (pdf)

Lineback et al_1979_Quaternary deposits of illinois geologic map (pdf)

Renshawe 1901_Rock Island IL-IA topo map (jpg)

Garnnet and Renshawe_1901_topo map of Chicago IL (pdf)