N - Visual Arts 389,424
NA - Architecture 249,604
ND - Painting 240,543
NK - Decorative Arts 118,887
NC - Drawing, Design, Illustration 62,353
NB - Sculpture 57,979
NX - Arts in General 37,805
NE - Print Media 35,379
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