Clarence and Clara Ristau Wolters Wedding Party Portrait. 4-1/2 x 6-5/8 photograph of a wedding party identified on the back as Roy Wolters, Lillian Wolters Foss, Myrtle Dimmel McCormick, Bride & Groom: Clarence Wolters and Clara Ristau. Photographer embossed on front as Wm. J. Stiehl, Waseca, Minn.