Public laws, 83d Congress. 157. H. R. 4302, act to revive and reenact act authorizing Michigan, acting through International Bridge Authority of Michigan, to construct, maintain, and operate toll bridge or series of bridges, causeways, and approaches thereto, across St. Marys River, from point in or near Sault Ste. Marie, Mich., to point in Province of Ontario, Canada, approved Dec. 16, 1940.