Marylin C. Burke was a secretary to Dale and Dorothy Carnegie.
[1] She was allowed to accompany Dale Carnegie to the (usually) all-male meeting of Brooklyn Rotary Club in 1955.
She wrote The Executive Secretary: techniques for success in a secretarial career (Doubleday, New York, 216pp) a guidebook published in 1959 that cautions against demonstrations of female sexuality in the office.
[1]