Mixed wetland fauna.

LS elevated view of ship on Welland Canal, some workers stand on canal wall / MS man at canal controls by window / PAN from ship in one canal over to ship in other canal / CU canal gate opens / two men walk on wall above canal and look...

Title: "St. Lawrence Project Approved --President Signs Seaway Bill" superimposed over President Dwight D. Eisenhower signing bill / Eisenhower walks into room full of senators and congressmen and Canadian ambassador Arnold D. P. Heeney,...