REMOVE

1. negatives (photographs)
2. negatives (photographs)
3. Coulson, D. C.
4. Snow, Charles F. (Charles Fr …
5. Snow, Charles F. (Charles Fr …
6. 1920 January 6

WHAT

1. Coulson, D. C. (2)
2. Portrait photography (2)
3. black-and-white negatives (2)
4. negatives (photographs) (2)

WHERE

1. Boulder (2)
2. Colorado (2)
3. Kappa Sigma House (2)

WHO

1. Snow, Charles F. (Charles … (2)
2. photographer (2)