341 E State St Ithaca

Street Address History:
Earlier street address 115 E State St. 
The city renumbered its streets in 1899 using the hundred block system (see Crandall City Engineering Map, 1899).
On the Crandall City Engineering Map, 1899, this building is a duplex listed as 113/115 (old street numbering) and 337/339 (new street numbering) E State St.
On the 1910 Sanborn map it is a duplex listed at 339-341 E State St.
This indicates that the eastern part of the duplex was likely renumbered 341 between 1900 and 1910.