Tivoli Island Bridge, Spanning Rock River Channel from mainland to wes...
Significance: In 1866, Zenas King from Ohio received a patent for an innovative tubular iron-arch design. Increasing the sectional area of the top chord toward the ends of the arch, he claimed, strengthened th... More
Tivoli Island Bridge, Spanning Rock River Channel from mainland to wes...
Significance: In 1866, Zenas King from Ohio received a patent for an innovative tubular iron-arch design. Increasing the sectional area of the top chord toward the ends of the arch, he claimed, strengthened th... More
Tivoli Island Bridge, Spanning Rock River Channel from mainland to wes...
Significance: In 1866, Zenas King from Ohio received a patent for an innovative tubular iron-arch design. Increasing the sectional area of the top chord toward the ends of the arch, he claimed, strengthened th... More
Tivoli Island Bridge, Spanning Rock River Channel from mainland to wes...
Significance: In 1866, Zenas King from Ohio received a patent for an innovative tubular iron-arch design. Increasing the sectional area of the top chord toward the ends of the arch, he claimed, strengthened th... More
Tivoli Island Bridge, Spanning Rock River Channel from mainland to wes...
Significance: In 1866, Zenas King from Ohio received a patent for an innovative tubular iron-arch design. Increasing the sectional area of the top chord toward the ends of the arch, he claimed, strengthened th... More
Tivoli Island Bridge, Spanning Rock River Channel from mainland to wes...
Significance: In 1866, Zenas King from Ohio received a patent for an innovative tubular iron-arch design. Increasing the sectional area of the top chord toward the ends of the arch, he claimed, strengthened th... More
Tivoli Island Bridge, Spanning Rock River Channel from mainland to wes...
Significance: In 1866, Zenas King from Ohio received a patent for an innovative tubular iron-arch design. Increasing the sectional area of the top chord toward the ends of the arch, he claimed, strengthened th... More
Tivoli Island Bridge, Spanning Rock River Channel from mainland to wes...
Significance: In 1866, Zenas King from Ohio received a patent for an innovative tubular iron-arch design. Increasing the sectional area of the top chord toward the ends of the arch, he claimed, strengthened th... More