This database contains references (but not full text) to ~12,000 geologic field trip guidebooks of the United States, Canada, and Mexico. Most were published 1940 to present. (AGI)
This project aims to preserve web-based geoscience field trip guidebooks — which document local geologic information and are often ephemeral, and only available for a short time — found in the Geologic Guidebooks of North America Database.
Anomalous Cannel-Like Coals of Webb County (Claiborne Group, Eocene) and Lignites of Atascosa County (Jackson Group, Eocene) - Geologic Setting, Character, Source-rock and Coal-bed Methane Potential. USGS, 1999
