Iosco County is a county in the U.S. state of Michigan; its eastern border is formed by Lake Huron. As of the 2020 census, the population was 25,237. The county seat is Tawas City.
Tawas Point Light
Loud Dam on the Au Sable River in Au Sable Township
Henry Rowe Schoolcraft was an American geographer, geologist, and ethnologist, noted for his early studies of Native American cultures, as well as for his 1832 expedition to the source of the Mississippi River. He is also noted for his major six-volume study of Native Americans commissioned by Congress and published in the 1850s.
Photo of Henry Schoolcraft in 1855
Henry Rowe Schoolcraft in 1884 engraving
Portrait of Schoolcraft at the National Mississippi River Museum & Aquarium