Timeline of United States inventions (1890–1945) of these fibers for textile applications is more recent. The first commercial production of fiberglass was in 1936. In 1938, fiberglass was invented by Russell Games Slayter of Owens-Corning. 1938 Xerography Xerography, which means "dry writing" in Greek, is a process of making copies. Xerography makes copies without using ink. In this process, static electricity charges a lighted plate; a plastic powder is applied to the areas of the page to remain white. The photocopier was invented in 1938 by Chester Floyd Carlson who marketed his revolutionary device to about 20 companies before he could interest any. The Haloid Company,
Who Will Save the World? Who Will Save the World? Who Will Save the World? The Mighty Groundhogs is a 1972 blues rock album recorded by The Groundhogs, originally released by United Artists Records in 1972, catalogue number UAS-5570. The most recent CD reissue is that of 2003 by EMI Records, catalogue number 07243-584815-2-5. The sleeve artwork takes the form of a comic book featuring the Groundhogs depicted as superheroes, drawn by comic book artist Neal Adams. In the story they fight the personified evils of Over-Population, Pollution and the Warmongers of Politics and Religion. Each of the band members takes on a different evil