Both steel-framed structures survived the 1906 earthquake, demonstrating that tall buildings could be safely constructed in earthquake country. Other early twentieth-century skyscrapers above include the Merchants Exchange Building (1903), Humboldt Bank Building (1908), Hobart Building (1914), and Southern Pacific Building (1916). Another skyscraper boom took hold during the 1920s, when several Neo-Gothic and Art Deco high rises, reaching three to four hundred feet (90 to 120 m) in height, were constructed, including the Standard Oil Building (1922), Pacific Telephone Building (1925), Russ Building (1927), Hunter-Dulin Building (1927), 450 Sutter Medical Building (1929), Shell Building (1929), and McAllister Tower (1930).