HAYDENVILLE, MASSACHUSETTS.- Archaeologist and art historian Phyllis Williams Lehmann, 91, died. She was known for reuniting the Winged Victory of Samothrace with two of its fingers. She was an expert on the architecture and monuments and of Samothrace, an island in the north Aegean. She was born on November 30, 1912, in Brooklyn. She got her bachelor's degree from Wellesley in 1934. She then worked at the Brooklyn Museum as an assistant for the Classical collection. She did her graduate work at the Institute of Fine Arts at New York University in 1936. This was the institution that ran the excavation on Samothrace. In 1943 she married Mr. Lehmann, who headed the excavation. She was also a member of the Smith faculty from 1946 to 1978. She was dean of the college from 1965 to 1970.