Dear Ms. Schodorf,
Thank you for posting your request on History Hub!
We searched the National Archives Catalog and located the series Indian Treaties, 1789-1869 in the General Records of the United States Government (Record Group 11) that includes 33 file units and 127 items related to "Osage" that may be relevant to your research. These records have been digitized and may be viewed online using the Catalog.
Next, we located 27 series related to "Osage" in the Records of the Bureau of Land Management (Record Group 49) and 20 series related to "Osage" in the Bureau of Indian Affairs (Record Group 75) that may be of interest to you. Most of these records have not been digitized. For access to and information about these records, please contact the National Archives at Washington, D.C. - Textual Reference (RDT2) at firstname.lastname@example.org.
We located 387 series related to "Osage" in Record Group 75 at the National Archives at Fort Worth (RM-FW) and an additional 15 series and 21 file units related to "Osage" in Record Group 49 and 3 series and 7 file units in Record Group 75 at the National Archives at Kansas City (RM-KC). Some of these records have been digitized and may be viewed online. You may contact RM-FW at email@example.com and RM-KC at firstname.lastname@example.org for assistance with these and similar records.
Plus, we located 1 file unit and 20 cartographic items related to "Osage" in Record Group 49 and 3 file units and 39 cartographic items related to "Osage" in Record Group 75. Some of these records have been digitized and may be viewed online using the Catalog. Please contact the National Archives at College Park - Cartographic (RDSC) at email@example.com for more information about the non-digitized records.
We suggest that you use The National Archives Catalog to explore other records related to the Osage. You may use the Advanced Search feature to narrow your results by Record Group, type of record, dates of interest, and more. Additional resources related to American Indian Records in the National Archives are available on NARA’s website, and you may be interested in these other History Hub discussions related to the Osage.
Due to the continued impact of COVID-19, you may experience a delay in receiving an initial acknowledgment as well as a substantive response to your reference request from RDT1, RM-FW, RM-KC, RDSC. We apologize for this inconvenience and appreciate your understanding and patience as we balance mission-critical work and the safety of our staff during the pandemic. Please check NARA’s web page about COVID-19 updates for the latest information.
In addition, the U.S. National Park Service (NPS) provides some information about the Osage on their website for the Fort Scott National Historic Site, and the Kansas Historical Society has information about the Osage - Treaties With the United States on their website. We suggest that you contact these organizations and the National Museum of the American Indian for additional assistance.
Finally, we also suggest that you contact the Osage Nation directly for further information.
We hope this is helpful. Best of luck with your research!