Flintridge Riding Club, 1958
Supplementary material reads: "Photo assignment for Tuesday June 3 at 12:30 p.m. Pls. go to Flintridge Riding Club stables, get shots of riders about to leave on annual trek of Vaqueros del Disierto. Candid, close together, kissing wives good by [sic] one leaning down from horse, other about to get on. Contacts Wednesday. Thanks, Carter Ludlow".