Workmen wearing steel helmets lay the catwalks for the Golden Gate Bridge in San Francisco, Ca., Sept. 19, 1935. Spinning of the big suspension cables will start after the two catwalks are laid high above the Golden Gate Strait. (AP Photo)
Workmen wearing steel helmets lay the catwalks for the Golden Gate Bridge in San Francisco, Ca., Sept. 19, 1935. Spinning of the big suspension cables will start after the two catwalks are laid high above the Golden Gate Strait. (AP Photo)