00507nam a2200193 4500 2318 20181127164930.0 808.2 S7451m 1968 Spencer, Lindley Powers. Masks in theater / Lindley Powers Spencer. Ann Arbor, MI : University Microfilms, 1968. 465 l. Thesis (Ph.D.) University of Wisconsin 1968. Masks. Theater--History. 1846 1846 0 0 ddc 0 0 MAIN RTCLIB RTCLIB MAIN 2114 0 808.2 SPE 30001151 2018-11-27 00:00:00 2018-11-27 MAIN