Looked like they had moderate damage from a fire when I walked by on 08.05.12.
(Below in italics is from the 2004 East Durham National Register listing; not verified for accuracy by this author.).
1-story hipped and front-gable duplex with German siding, 6-over-1 sash windows, and 2 front doors sheltered by a full hipped porch with boxed posts. This is one of four nearly identical duplexes at 1302-1308 Liberty St.1937 SM, 1940 CD.