| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 151 | Advertisements P.2 | 1948-04-20 | Image | dha_cp | |
| 152 | Aerial Views | 1953-02-05 | Image | dha_scp | |
| 153 | Aerial Views | 1953-02-05 | Image | dha_scp | |
| 154 | Agent Garland Hunt to Commissioner of Indian Affairs | 1855-07-14 | Text | uaida_main | |
| 155 | Agent George W Armstrong to Commissioner of Indian Affairs | 1856-03-31 | Text | uaida_main | |
| 156 | Air Compressor at University | 1909-09-29 | Image | dha_scp | |
| 157 | Airplane Super Service Station P.1 | 1930-01-10 | Image/StillImage | dha_cp | |
| 158 | Airplane Super Service Station P.2 | 1929-10-01 | Image/StillImage | dha_cp | |
| 159 | Airplane, San Salvis | 1912-02-10 | Image | dha_scp | |
| 160 | Airplanes P.20 | 1923-05 | Image | dha_cp | |
| 161 | Airplanes P.21 | 1923-05 | Image | dha_cp | |
| 162 | Airplanes P.22 | 1923-05 | Image | dha_cp | |
| 163 | Airplanes-Wright Brothers P.4 | 1911-04-07 | Image | dha_cp | |
| 164 | Airplanes-Wright Brothers P.5 | 1911-04-07 | Image | dha_cp | |
| 165 | Airport Fuel Pit | 1948-10-13 | Image | dha_scp | |
| 166 | Airport Fuel Pit | 1948-10-13 | Image | dha_scp | |
| 167 | Airport Fuel Pit | 1948-10-13 | Image | dha_scp | |
| 168 | Airport Fuel Pit | 1948-10-13 | Image | dha_scp | |
| 169 | Airport Fuel Pit | 1948-10-13 | Image | dha_scp | |
| 170 | Alex Pickering Front View of Team | 1910-10-08 | Image | dha_scp | |
| 171 | Alex Pickering Side View of Team | 1910-10-08 | Image | dha_scp | |
| 172 | Alex Pickering Team | 1913-12-30 | Image | dha_scp | |
| 173 | Alex Pickering Transfer Company | 1908-09-14 | Image | dha_scp | |
| 174 | Alex Pickering Transfer Company P.1 | 1910; 1911; 1912; 1913; 1914; 1915; 1916; 1917; 1918; 1919; 1920 | Image/StillImage | dha_cp | |
| 175 | Alex Pickering Transfer Company P.4 | 1913-06-28 | Image/StillImage | dha_cp |