The evolution of the Navajo The evolution of the Hogan Hogan, Left to right. The very old hogan. A later style, a few of which are still in use. The hogan of today, with log walls and dirt roof. Many Navajos live in modern log and stone houses, similar to the one pictured above. Southern Navajo Agency, 1933
| Author | Unknown or not provided |
| Record creator | Department of the Interior. Bureau of Indian Affairs. Portland Area Office. Salt Lake City Extension and Credit Office. (ca. 1931 – ca. 1946) |
| Date | ca. 1930 – ca. 1938 |
