+SERIES 1 BOARD OF TRUSTEES
+SERIES 2 EXECUTIVE DIRECTORS
+SERIES 3 ADMINISTRATIVE RECORDS
+SERIES 4 LEGISLATION
+SERIES 5 PROGRAMS
+SERIES 6 NATIONAL PARK SERVICE
+SERIES 7 ORGANIZATIONS
+SERIES 8 SUBJECT/REFERENCE FILES
+SERIES 9 AUDIOVISUAL MATERIAL
+SERIES 10 PHOTOGRAPHS
+SERIES 11 OVERSIZE