This map was lithographed by F. Brockhaus in Leipzig, Germany. The text in Arabic reads: "The first map for Egypt governorates was drawn by the French expedition cartographers at the beginning of the 13th century H. (1213-1216 H.), but the hardships…
Until the mid-19th century, copying drawings was done by skilled draftsmen until the invention of the cyanotype process by Sir John Herschel in 1842. The actual process is similar to developing a photograph: The original drawing was done on tracing…
Early models of typewriters were constructed differently from the later, commercial models that many are familiar with. In most early machines, the characters were impressed from above, and the typed text often became visible only after typing…