Member Directory The AAS maintains a membership directory to facilitate member interaction and to support the conduct of official Society business. Search directory for: Filter Results By Clear Filters Type of Science State (-) MD (2) Facet State City , Greenbelt (1) Accokeek (1) Adelphi (1) Alexandria (3) Amherst (1) Annapolis (6) Ardmore (1) Arnold (1) Athens (1) Aurora (1) Austin (2) Baltimore (208) Belmont (1) Bennett (1) Bern (1) Bethesda (8) Black Hawk (1) Boulder (137) Bowie (2) Brighton (1) Brockport (1) Broomfield (3) Calverton (1) Cambridge (3) Catonsville (3) Central (1) Chevy Chase (2) Clemson (1) College Park (48) Colora (1) Colorado Springs (5) Columbia (5) Crownsville (2) Damascus (2) Denver (10) Derwood (2) Detroit (1) Durango (1) Eaton (1) Elkridge (1) Elkton (1) Ellicott City (5) Fairfax (3) Flagstaff (2) Fort Collins (4) Frostburg (1) Gaithersburg (5) Gambrills (2) Germantown (1) Glenn Dale (1) Golden (2) GOLDEN (1) Grand Junction (1) Greeley (3) Greenbelt (158) Greenwood Village (1) Gunnison (1) Hampstead (1) Hanover (1) Honolulu (2) Houston (1) Hyattsville (1) Jessup (1) Kensington (1) Kittredge (1) Lafayette (1) La Jolla (1) Lakewood (3) Lanham (2) Laurel (28) Leiden (1) Littleton (5) Livermore (1) Longmont (3) Louisville (2) Lyons (1) Madison (1) Marina (1) Marriottsville (1) Melbourne (1) Middle River (1) Moffett Field (1) Mountain View (3) Mount Airy (2) Nathrop (1) Nederland (2) New York (2) Niwot (1) North Potomac (1) Owings (1) Owings Mills (1) Parker (1) Pasadena (1) Philadelphia (1) Pikesville (1) Potomac (3) Rochester (1) Rockville (4) Rome (1) Salisbury (1) San Diego (1) San Marcos (1) Scaggsville (1) Seabrook (1) Severna Park (1) Shirley (1) Silver Spring (17) SILVER SPRING (1) Socorro (1) Stevenson (1) Sykesville (2) Takoma Park (1) Tempe (1) Towson (2) Tracys Landing (1) Trenton (1) Tucson (4) Usaf Academy (1) Villanova (2) Wallingford (1) Washington (22) Washington Grove (1) Westminster (1) Wheaton (1) Windsor (1) Winter Park (1) Woodstock (1) Zurich (1) (-) Edgewater (2) Facet City Membership Class Full Emeritus Member (2) Facet Membership Class Division DDA (2) Facet Division Showing 1-2 of 2 results Marion Zacharias Full Emeritus Member Affiliation Retired State/Province MD Country United States Norbert Zacharias Full Emeritus Member Affiliation Retired State/Province MD Country United States