Iosco Village Plat Map: 1858. Material: paper. Size: 22" W. x 25" L. Description: white, black paper - encapsulated manuscript plat map of the village of Iosco - showing streets, blocks, and numbered lots. Notice of filing on February 7, 1858, written on back, with signature of E.A. Rice, Register of Deeds. In three pieces. Most of bottom left side missing.