The IGWS preserves tens of thousands of historic maps, photographs, and publications in its archives and library.

Historic Maps and Publications Archive

Work maps and original publications dating to the late 19th century.

Historic Photograph Archive

Film, prints, and digital files concerning Indiana geological research in the 20th and 21st centuries.

Historic Coal Mine Archive

Reports, maps, and publications about Indiana coal mining and geology.

Petroleum Records Archive

Geophysical well logs and reports concerning Indiana petroleum production.