National Archives at College Park - Still Pictures (RD-DC-S), National Archives at College Park, 8601 Adelphi Road, College Park, MD, 20740-6001. PHONE: 301-837-0561; FAX: 301-837-3621; EMAIL: email@example.com.
Chronological and numerical. RM and RMN are arranged serially from 1 to 679 (600-668 are not prints, but unidentified negatives, 670-679 are oversize panoramas). RMP is arranged by plate number 2 to 69.
Record Group, Series, Item Number. EXAMPLE- 77-RM-34; 77-RMN-679; 77-RMP-69.