1978 LOOKING NORTH, SHOWING GROTON BRIDGE (FOREGROUND) AND HIGHWAY BRIDGE (BACKGROUND)
1978 LOOKING SOUTHEAST SHOWING BRIDGE CLOSED
1978 LOOKING SOUTHEAST SHOWING BRIDGE OPEN
1978 LOOKING NORTHEAST SHOWING BRIDGE CLOSED
1978 LOOKING NORTHEAST SHOWING BRIDGE OPEN
1978 LOOKING NORTHWEST SHOWING MOVABLE SPAN IN CLOSED POSITION