A city of southwest Maine on an arm of the Gulf of Maine south of Lewiston. Settled c. 1632, it became a commercial center in the 17th century and was state capital from 1820 to 1832. It is the largest city in the state. Population: 63,000.
The largest city of Oregon, in the northwest part of the state on the Willamette River near its junction with the Columbia River. Founded in 1845, it grew as a lumber-exporting port and supply point for the California and Alaska goldfields. Population: 537,000.
in Portland cement, 1720, named by its inventor, Eng. mason Joseph Aspdin, from resemblance of the color to the stone of Portland peninsula on the coast of Dorsetshire.