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By Mail and E-Mail

US Mail

Missouri History Museum
Library and Research Center
P.O. Box 11940
St. Louis, MO  63112-0040


Guidelines for Requesting Information by US Mail or E-Mail

  • US Mail requests addressed to the street address will be returned as undeliverable. Use the P.O. Box above.
  • US Mail requests should be typed or clearly printed.
  • Please include your full name, mailing address, telephone number and e-mail address with all correspondence.
  • Response time varies by department and also by the amount of research needed to answer the question. If the request has a specific deadline, please let us know.
  • Be specific! Include what information is known and what information is needed.
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