Multi-Family Construction: Duplex shared with #303B S Plain St;
Roof of Main Structure: Shingle;
Additional Sections: Section 1, back (E), 1 story, composition roof / Section 2, back (E), 1 story, composition roof / both sections shared with #303B S Plain St;
Porches: ;
Outbuildings: ;
Other: Sanborn 1910 labels this building as #305A S Plain St;
Incorrectly labeled on 1910 Sanborn, 305 A is 303 S Plain St and 305B is 305 S Plain St.
Library of Congress, Geography and Map Division, Sanborn Maps Collection