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 [Professor with students in an office.]

Columbia University [Professor with students in an office.]

Columbia University [Professor with students in an office.]

Columbia University [Writing the Columbia Spectator.]

Columbia University [Working on the Columbia Spectator.]

Columbia University [Students studying.]

Columbia University [Students studying.]

Columbia University [Working on the Columbia Spectator.]

Columbia University [Working on the Columbia Spectator.]

Columbia University [Students talking.]

Columbia University [Professor with students in an office.]

Columbia University [Students playing cards.]

Columbia University [Students playing cards.]

Columbia University [Students in a bar,]

Columbia University [Students talking on a staircase.]

Columbia University [Students talking on a staircase.]

Columbia University [Students talking on a staircase.]