Twenty-one Freshmen, three from the Class of 1949 and the rest members of the Class of 1950, maintained an A average during the Fall term and thus are in Group I of the Fall term Rank List, according to an announcement yesterday.

Those on the list were: Robert Ashenhurst, F. W. Parker School, Chicago; Jere W. Bruner, Bath High school, Bath, Ohio; Francis F. Chen, Horace Mann School, New York; Giles Constable, Phillips Academy, Andover; Hampton Davis, Central High School, Sioux City, Iowa; Jack Durell '49, Bronx High School of Science, New York; Samuel I. Epstein, Boston Latin; Preston W. Gifford, Jr., Fairhaven High School, Fairhaven; Ralph Gross '49, James Madison High School, Brooklyn; Frederic D. Houghteling, Phillips Academy, Exeter, New Hampshire; Albert A. Kopf, George Washington High School, New York; Vasilios G. Letsou, Lowell High School; Norman G. Levinsky, Boston Latin; Robert F. Lundin, Medford High School' Frederick W. Marx, Jr. Phillips Academy, Exeter; Thomas F. O'Dea, Amesbury High School; Charles I. Shade, Central High School, Memphis; Arthur Sicular '49, Bronx High School of Science, New York; Robert H. Stahl, Brooklyn Central High School; Simon Stopek, Eastside High School, Patterson, New Jersey; Harold Zirin, Bassick High School, Bridgeport, Connecticut.