1. Archaeologic chart of the region from Prairie Island to Lake Pepin along both banks of the Mississippi River Maps University Of Minnesota Public content 1903. Brower, J. V. (Jacob Vradenberg), 1844-1905. Relief shown by hachures.; Shows locations of "ancient village sites," mounds, "differentiated earthworks," lodge circles, stone cairns, and natura... H.L. Collins Company (Saint Paul, Minn).