This collection record was derived from a survey of State Geological Survey organizations conducted under the National Geological and Geophysical Data Preservation Program. Final Harvest from State Inventory on Fri Nov 12 15:17:06 CST 2010
Over the past few years, the IGS has increasingly published research
results in informal publications with a quick release time. More formal
publication, heavily illustrated, are also published. Both these formats
draw heavily on IGS photographs to illustrate the publications, and
reflect an increasing long-term trend to make these images more
available to a broad range of users.