Dr. Elma Griggs owned both 109 and 111 E Seneca St.  In 1922, after her death, Dr. Griggs' daughter, Bertha Chambers, sold them to Mabelle E. Rockwell. 

Source

"Real Estate Transfers," Ithaca Journal, July 5, 1922, 2

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Buildings

9 E Seneca St Ithaca109 E Seneca St Ithaca (as of 1899)