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logo: We Proceeded On

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We Proceeded On, is the official publication of the Lewis and Clark Trail Heritage Foundation, Inc. Its name derives from a phrase that appears repeatedly in the collective journals of the expedition.

  • Founder: E. G. Chuinard, M.D.
  • ISSN: 02275-6706
  • Editor: Clay S. Jenkinson
  • Assistant Editor: Catherine Jenkinson
  • Transcription Services: Russ Eagle
  • Publisher: Washington State University Press
  • Editorial Advisory Committee:
    • Philippa Newfield
    • Jerry Wilson
    • Jay H. Buckley
    • Gary E. Moulton
    • Barbara Kubik

Back Issues

Printed copies are available for some back issues. Please contact our Business Office to confirm availability before ordering. Include the desired issue year, volume and number with your order. Each back issue costs $10.00 plus $4 shipping and handling. Send your check to:

LCTA (WPO Back Issues)
P.O. Box 3434
Great Falls, MT 59403

You may also order using your credit card by contacting our Business Office at 888-701-3434, M-F, 10:00 AM to 2:00 PM MST.