This collection consists of 37 boxes containing materials related to Gary Moulton's writing and editing process for his thirteen volume Journals of the Lewis & Clark Expedition. The collection materials include various correspondences, grant acquisitions, repository and travel materials, volume draft materials, and published journals, magazines, and books about the Lewis and Clark expedition.

This collection consists of 37 boxes containing materials related to Gary Moulton's writing and editing process for his thirteen volume Journals of the Lewis & Clark Expedition. The collection materials include various correspondences, grant acquisitions, repository and travel materials, volume draft materials, and published journals, magazines, and books about the Lewis and Clark expedition.