 in 1892, Flagler formally merged and incorporated that rail line and a number of additional small railway operations he had purchased, changing the name to the Jacksonville, St. Augustine and Indian River Railway Company.This name change also reflected the extension of rail system south along the east coast of Florida.Convinced of the region's tourism potential, Flagler began laying a network of tracks and depots further and further south, which helped spur the development of the entire east coast of Florida.