6 images. Dancing teachers convention, 7 July 1953. Marguerite Bartling -- 2 years; Eleanor Donahue (Ballet teacher). ; Caption slip reads: "Photographer: Lapp. Date: 1953-07-07. Reporter: Frederick. Assignment: Dancing seminar at Biltmore. 1-2: Marguerite Bartling, 2, peeks in at dancing seminar in Biltmore Renaissance Room of advanced junior ballet students. Girl is from Claremont visiting in hotel with parents. 33-34: At the National Assn. of Dance & Affiliated Artists seminar -- Practice session of advanced junior students who plan to be leaders or professionals 'A La Seconde' movement of ballet. 43-44: Eleanor Donahue demonstrates ballet to teachers class in ballroom.