Henrietta Howatt (1917-2003) discusses clamming on Lake Pepin, and the pearl button manufacturing business. At one time there were two factories in Lake City, Minnesota where buttons were cut from Lake Pepin shells.
Construction of a bridge over the Mississippi River, near the lower dam water power station discharge tunnels and tailrace. View includes workmen and horse drawn vehicles.
Construction at the lower dam water power station; shows stonework at the gatehouse including and headrace and retaining wall; houses are visible in the background.