1. Aspen. Colorado No. 11. Creator: Ingersoll, Ernest, 1852-1946Jackson, William Henry, 1843-1942 Call Number: ZZc49 889ph Collection Title: Photographs of Colorado Image Count: 1 Found in: Beinecke Rare Book and Manuscript Library > Aspen. Colorado No. 11.
2. Clear Creek Canon. The Rocky Mountains. No. 3. Creator: Ingersoll, Ernest, 1852-1946Jackson, William Henry, 1843-1942 Call Number: ZZc49 889ph Collection Title: Photographs of Colorado Image Count: 1 Found in: Beinecke Rare Book and Manuscript Library > Clear Creek Canon. The Rocky Mountains. No. 3.
3. Clear Creek Canon. The Rocky Mountains. No. 4. Creator: Ingersoll, Ernest, 1852-1946Jackson, William Henry, 1843-1942 Call Number: ZZc49 889ph Collection Title: Photographs of Colorado Image Count: 1 Found in: Beinecke Rare Book and Manuscript Library > Clear Creek Canon. The Rocky Mountains. No. 4.
4. Echo Cliffs: Grand River Canon. Creator: Ingersoll, Ernest, 1852-1946Jackson, William Henry, 1843-1942 Call Number: ZZc49 889ph Collection Title: Photographs of Colorado Image Count: 1 Found in: Beinecke Rare Book and Manuscript Library > Echo Cliffs: Grand River Canon.