Several shots from various angles of construction at Long Sault Dam, dynamiting, drilling, shovelling. Several HALSs of canal excavation operations at Steep Rock. Several shots from various angles of lock and canal construction. Numerous LS PANs of Jacques Cartier Bridge, including some PANs to Montreal skyline (00/00/1958). MS statue of Jacques Cartier. Several shots from various angles of Montreal skyline and harbour, including views of seaway dredging operations in foreground. LSs of Montreal, ships in canal in foreground.