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The Pratt truss form, invented in 1844 by Thomas and Caleb Pratt, is the most common truss form in California and the United States. This form first appeared as a "combination truss" built in wood and iron with wooden vertical members, chords, and endposts, and iron tension diagonals. The basic form changed to all-metal construction by the 1880s.
Cosmetology (from Greek κοσμητικός, kosmētikos, "beautifying"; [1] and -λογία, -logia) is the study and application of beauty treatment.Branches of specialty include hairstyling, skin care, cosmetics, manicures/pedicures, non-permanent hair removal such as waxing and sugaring, and permanent hair removal processes such as electrology and intense pulsed light (IPL).
The following table is a list of all 50 states and their respective dates of statehood. The first 13 became states in July 1776 upon agreeing to the United States Declaration of Independence, and each joined the first Union of states between 1777 and 1781, upon ratifying the Articles of Confederation, its first constitution. [6]
The Southern Pacific Railroad bridge in Tempe, Arizona is a 393 meter (1,291 foot) long truss bridge built in 1912. [ 22 ] [ 23 ] The structure is composed of nine Pratt truss spans of varying lengths.
Also, they were often similar to the Jennings barn design of 1879 (patent #218,031) with no tie beam so there were no beams to interfere with a hay fork (horse fork) on a track system (hay carrier) for pitching hay which became popular c. 1877. The gambrel roof shape lends itself to plank truss construction and became the most popular roof type.
The California Department of Consumer Affairs (DCA) is a department within the California Business, Consumer Services, and Housing Agency. DCA's stated mission is to serve the interests of California's consumers by ensuring a standard of professionalism in key industries and promoting informed consumer practices.
Victorian-era cosmetics were cosmetic products used during the Victorian age. Victorian cosmetics sometimes used toxic ingredients such as lead , mercury , arsenic , and ammonia . Many cosmetic products were aimed at achieving as pale a complexion as possible, as this would indicate a woman did not have to work outside, and was thus of high status.
Ballot measures were not numbered prior to the general election of 1914. [1] Until the November 1982 general election, proposition numbers started with "1" for each election. After November 1982, subsequent propositions received sequentially increasing numbers until November 1998 when the count was reset to "1".