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HCC Main Campus
10901 Little Patuxent Parkway
Columbia MD, 21044
Laurel College Center
312 Marshall Avenue, Suite 205
Laurel, MD 20707
Gateway Business Training Center
6751 Columbia Gateway Drive
Columbia MD, 21046
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Alexander M. Barr

Associate Professor, Physics
Education and Certifications:
B.S., University of Illinois at Urbana-Champaign
Ph.D., University of Texas Austin
Office: ST 253
Phone: 443-518-3404
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