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 Astronomy Educa (1) (-) Solar System/Planetary Sci (1) State MN (1) Facet State City Albuquerque (2) Alexandria (2) Ames (1) Amsterdam (1) Anderson (1) Ann Arbor (1) Ashland (1) Austin (3) Baltimore (2) Bethesda (1) Black Hawk (1) Boulder (4) Calgary (1) Cambridge (2) Campbell (1) Charleston (1) Chester (1) Chestnut Hill (1) Chevy Chase (1) Columbus (1) Damascus (1) Davis (1) Delanco (1) Durham (1) Eaton (1) Ellicott City (1) Ewing (1) Flagstaff (1) Gainesville (1) Geneseo (1) Green Valley (2) Hanover (1) Hebron (1) Heidelberg (1) Hilo (1) Hirakata (1) Iowa City (1) Johnson City (1) La Canada (1) La Crescenta (1) Las Cruces (1) Lititz (1) Littleton (1) London (1) Los Alamos (1) Los Angeles (1) Marina (1) Marlton (1) Mount Pleasant (1) Newville (1) Norman (1) Oslo (1) Ottawa (1) Oxford (1) Palo Alto (1) Parker (1) Pasadena (2) Playa Del Rey (1) Pleasant Hill (1) Port Orchard (1) Portsmouth (1) Rancho Murieta (1) Rochester (1) San Antonio (1) San Diego (1) San Jose (1) San Mateo (1) San Ramon (1) Santa Fe (1) Scaggsville (1) Seattle (2) Sendai (1) Sparks (1) Staten Island (1) Toledo (1) Tucson (7) Victoria (1) Washington (1) Watsonville (1) West Dennis (1) Whitewater (1) Williamsburg (1) Windermere (1) Winthrop (1) Zurich (1) (-) Grand Marais (1) Facet City Membership Class (-) Full Emeritus Member (1) Facet Membership Class Division HAD (1) Facet Division Showing 1-1 of 1 results Mark Hollabaugh Full Emeritus Member Affiliation State/Province MN Country United States