The Buick Roadmaster received its first major postwar restyling in 1949, according to Wikipedia. Its wheelbase and overall length were reduced but its weight was actually marginally increased. The biggest change was a much larger two-piece, curved glass windshield that the sales brochure described as like an “observation car.” It was also in 1949 that Buick introduced “VentiPorts.” Four were displayed on each of the Roadmaster’s front fenders, with three on the fenders of the...