Columbia University [Students playing musical instruments.]

Columbia University [Students playing musical instruments.]

Columbia University [Students playing musical instruments.]

Columbia University [Students playing musical instruments.]

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 [Group of students.]

Columbia University [Group of students.]

Columbia University [Group of students.]

Columbia University [Students hugging.]

Columbia University [Group of students.]

Columbia University [Group of students.]

Columbia University [Group of students.]

Columbia University [Diving.]

Columbia University [Students in the library.]

Columbia University [Student at a typewriter.]