1947 Map of Amsterdam

South of the river, the landscape transitions into the rolling hills of Florida and Duanesburg, dotted with small rural schools like School No 6 and Lendrum Sch. This era predates the full expansion of the interstate system, though the early footprint of the New York State Thruway is visible near the riverbanks. Aviation and communication landmarks including the Sky Haven Airport and Radio Station WGY highlight the mid-century infrastructure supporting the Tri-City area's growth.