Richard C. Anderson ... Perspective as found in 1959 (derived from photograph 82-60). Not to scale ... 1990 ... PD 2642 (DA 2694) ... PD 2642
Richard C. Anderson ... Perspective as found in 1959 (derived from photograph 82-60). Not to scale. Drafting Film Drafting Ink ... 1990 ... PD 2642 (DA 2673) ... PD 2642