MARCELLIEE, Ruboka (Marcellus Clark, 1895 ? 1971). Two pieces of ephemera. Circa 1930s. Includes: a single-sided pictorial flier, in purple ink, promoting the ?Silent Hour? from Dr. Ruboka S. Marcelliee, with private lessons to ?help you in all your personal problems.? ? and a blank sheet of pictorial letterhead for The Marcelliees Yogi Wonders, listing Ruboko and Princess Almasjid Marcelliee as Oriental Exponents of the Art of Mental Telepathy. Size of each approx. 11 x 8 ??. Two scarce pieces of ephemera from this African American magician who performed as Indian or Hindu along with his wife, Alma.