Packard automobiles lined up on track

View of several Packard cars lined up on track. Handwritten on back: "Lead car, 1952 Packard "Pan American" sports car, Twenty-Fifth series, Model 253, 8 cy., 185 B.H.P., 122" WHB, modified '250' convertible coupe, 6-p, body-type #2579, special sports car, one of six show cars designed (Richard Arbib) & built by Henney; second car, 1953 Packard, Twenty-Sixth series, Model 263, 8 cy., 180 B.H.P., 127" WHB, 'Caribbean' convertible, body-type #2678; third car, 1933 Packard Eight, Tenth series, Model 1602, 8 cy., 120 B.H.P., 136 1/2" WHB, coupe roadster, 2/4-p., body-type #619; fourth car, 1933 Packard Twelve, Tenth series, Model 1605, 12 cy., 160 B.H.P., 142" WHB, special convertible sedan; fifth car, 1939 Packard Twelve, Seventeenth series, model 1708, 12 cy., 175 B.H.P., 139 WHB, convertible sedan, p., body-type #1253; sixth car, 1932 Packard Deluxe Eight Individual Custom, Ninth series, Model 904, 8 cy., 135 B.H.P., 147 1/2" WHB, Dietrich convertible Victoria, 4-p., body-type #2070; seventh car, 1939 Packard Twelve, Seventeenth series, model 1707, 12 cy., 175 B.H.P., 134" WHB, club sedan, 5-p., body-type #1236; eighth car, 1931 Packard Standard Eight, Eighth series, Model 833, 8 cy., 100 B.H.P., 134" WHB, convertible sedan, 5-p., body-type #483."