California Beauty Week, Mark Hopkins Hotel, July 28 to Aug. 2, auspices of San Francisco Chronicle

In 1860s, a bathing outfit could weigh as much as 20 pounds and cover up as much as the full street dress. Later, lighter-weight version features a knee-length gored skirt that buttons over a one-piece romper, topped off with a jaunty cap appeared. By the end of the 19th-century people were flocking to the oceanside beaches for popular seaside activities such as swimming, surf bathing, and diving. A need for a new style bathing suit that retained modesty but was free enough to allow the young lady to engage in swimming was obvious. By 1910 bathing suits no longer camouflaged the contours of the female body. The yards of fabric used in Victorian bathing skirts and bloomers were reduced to show a little more of the figure and to allow for exposure to the sun.

Originally a Spanish (later Mexican) mission and pueblo, it was conquered by the United States in 1846 and by an invading army of prospectors following the 1848 discovery of gold in its hinterland. The Gold Rush made San Francisco a cosmopolitan metropolis with a frontier edge. In early 1900s the city tried to remake itself into a grand and modern Paris of the West.

Vintage Glamour Photos.