N - Visual Arts 388,568
NA - Architecture 249,156
ND - Painting 240,439
NK - Decorative Arts 118,650
NC - Drawing, Design, Illustration 62,263
NB - Sculpture 57,893
NX - Arts in General 37,719
NE - Print Media 35,360
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