N - Visual Arts 388,656
NA - Architecture 249,224
ND - Painting 240,344
NK - Decorative Arts 118,681
NC - Drawing, Design, Illustration 62,268
NB - Sculpture 57,902
NX - Arts in General 37,728
NE - Print Media 35,359
E - United States History 2
F - General American History 2
AC - Collections and Collected Works 1
B - Philosophy 1
HB - Economic Theory and Demography 1