Columbia University [Students playing cards.]

Columbia University [Students playing cards.]

Columbia University [Students playing cards.]

Columbia University [Students playing cards.]

Columbia University [Students playing cards.]

Columbia University [Students playing cards.]

Columbia University [Students playing cards.]

Columbia University [Students playing cards.]

Columbia University [Students studying.]

Columbia University [Students talking.]

Columbia University [Students studying.]

Columbia University [Students in a bar.]

Columbia University [Students in a dining hall.]

Columbia University [Medical students attending a lecture.]

Columbia University [Students talking on a staircase.]

Columbia University [Students talking on a staircase.]

Columbia University [Professor with students in an office.]

Columbia University [Professor with students in an office.]

Columbia University [Professor with students in an office.]

Columbia University [Students learning cooking techniques.]