Columbia University [Students in a bar.]

Columbia University [Students at a bar.]

Columbia University [Students in a bar,]

Columbia University [Students in a bar.]

Columbia University [Students in a bar.]

Columbia University [Students in a bar.]

Columbia University [Students in a bar.]

Columbia University [Students in a bar.]

Columbia University [Students in a bar.]

Columbia University [Students in a bar.]

Columbia University [Students in a bar.]

Columbia University [Students in a bar.]

Columbia University [Students in a bar.]

Columbia University [Students playing cards.]

Columbia University [Students in a dining hall.]

Columbia University [Students in a dining hall.]

Columbia University [Medical students attending a lecture.]

Columbia University [Medical students attending a lecture.]

Columbia University [Students in Butler Library.]

Columbia University [Professor with students in an office.]