Woman's Riding Habit, ca. 1918 Women's Three-Piece Gray Wool Riding Habit made by A.F. Miller, New York, ca. 1918. Photograph by Cary Horton, 2004. Missouri History Museum, Museum Collections. Acc.# 1962 306 0001 a-c. Photograph © 2004, Missouri History Museum. Women's three piece gray wool riding habit with jacket, skirt and vest.