Records of the Secretary of the Territory, 1851-1911
| Legislative Assemblies | Roll Numbers 1-20 |
| Executive Record Books, 1851-1912 | 21-24 |
| Letters Received | 25-26 |
| Letters Sent | 27-32 |
| Incorporations | 33-34 |
| Certification of Public Officials | 35-37 |
| Constitutional Conventions | 38 |
| Election Results | 39 |
| Reports of the Secretary of the Territory | 39 |
| Territorial Census of 1885 | 40-43 |
Records of the Treasurer of the Territory, 1849-1909
| Letters Sent | 44-45 |
| Annual Reports | 45 |
| Journals and Ledgers | 45-46 |
Records of the Auditor of the Territory, 1851-1911
| Letters Received | 47 |
| Letters Sent | 47-48 |
| Annual Reports | 49 |
| Audited Reports of County Commercial Licenses | 49-52 |
Records of the Attorney General [Solicitor-General] 1890-1912
| Letters Received | 53 |
| Annual and Special Reports | 54 |
Records of the Commissioner of Public Lands, 1899-1911
| Letters Received | 55 |
| Letters Sent | 55-64 |
| Annual and Special Reports | 64 |
Records of the Superintendent of Public Instruction, 1891-1911
| Letters Received | 65 |
| Letters Sent | 66-71 |
| Annual Reports | 72 |
| Special Reports | 72 |
| Territorial Board of Education Minute Book | 72 |
| Record Books | 72 |
Records of the Adjutant General, 1847-1911
| Letters Received | 73-77 |
| Letters Sent | 78-83 |
| Annual Reports | 84 |
| Orders and Related Correspondence | 84 |
| Muster Rolls | 85 |
| Rosters | 85 |
| Commissioned Officers | 86 |
| Campaign Records | 87 |
| General Accounts | 88 |
| Miscellaneous Records | 88 |
| Records of the Commission of Irrigation and Water-Rights; Territorial Irrigation Engineer; Territorial Engineer, 1897-1911 | 89-90 |
Records of the Mounted Police, 1905-1911
| Letters Received | 91 |
| Letters Sent | 92 |
| Annual Reports | 92 |
| Appointments | 92 |
| Arrests and Investigations | 93 |
| Scrapbooks | 93 |
Miscellaneous Territorial Boards and Commissions
| Cattle Sanitary Board | 94 |
| Sheep Sanitary Board | 95 |
| Bureau of Immigration | 96 |
| Territorial Capitol Building Boards and Commissions | 97 |
| Board of Equalization | 97 |
Records of the Territorial Governors, 1846-1912
| Military Occupation, 1846-1850 | 98 |
| Stephen Watts Kearny | 98 |
| Charles Bent | 98 |
| Donaciano Vigil | 98 |
| Sterling Price | 98 |
| John M. Washington | 98 |
| John Munroe | 98 |
| James S. Calhoun, 1851-1852 | 98 |
| William Carr Lane, 1852-1853 | 98 |
| David Meriwether, 1853-1857 | 98 |
| Abraham Rencher, 1857-1861 | 98 |
| Henry Connelly, 1861-1866 | 98 |
| Robert B. Mitchell, 1866-1869 | 98 |
| William A. Pile, 1869-1871 | 98 |
| Marsh Giddings, 1871-1875 | 98 |
| Samuel B. Axtell, 1875-1878 | 98 |
| Lew. Wallace, 1878-1881 | 99 |
| Lionel A. Sheldon, 1881-1885 | 99-100 |
| Edmund G. Ross, 1885-1889 | 101-102 |
| L. Bradford Prince, 1889-1893 | 103-124 |
| William T. Thornton, 1893-1897 | 125-127 |
| Miguel A. Otero, 1897-1906 | 125-155 |
| Herbert J. Hagerman, 1906-1907 | 156-163 |
| George Curry, 1907-1910 | 164-180 |
| William J. Mills, 1910-1912 | 181-189 |
