 It ran for from Route 22 (now US 9) in Schroon to the western edge of the then-village of Ticonderoga.On March 1, 1921, Route 22-b became part of Route 48, a new route created as part of a partial renumbering of New York's legislative route system.In 1924, when state highways were first publicly signed with route numbers, the highway from Schroon to Ticonderoga remained unnumbered.