Antique Real Photo Postcard. Identified as a Ohio Company of Associates plaque commemorating "the first permanent settlement in the territory northwest of the Ohio." Published by Clogston Art Store, Marietta. Undivided back, postmarked 1906. Condition: This is an original photo postcard, not a copy or reproduction. It is in very good condition with light cof. Comments: Marietta is a city in, and the county seat of, Washington County, Ohio, United States. It is located in southeastern Ohio at the confluence of the Muskingum and Ohio Rivers, 11 miles northeast of Parkersburg, West Virginia. As of the 2020 census, Marietta has a population of 13,385 people. Founded in 1788 by pioneers to the Ohio Country, Marietta was the first permanent U.S. settlement in the newly established Northwest Territory, created in 1787, and what would later become the state of Ohio. It is named for Marie Antoinette, then Queen of France, in honor of French aid in the American Revolution.