Labels:bulletin board | door | person | reckoner | sky | stairs | stairway OCR: Eiffel, Clexandre Gustave: 18.32 1923 This noted French engineer and designer of bridges and viaducts made his- tory ir 1889 when he erected his Eiffel Tower on Paris's Champ-de-Mars. The 984 100y- Tour Eiffel consists f pre fabricated iron framework perched on four masonry piers Four columns are joined 644 feet above the ground and support the first of three viewing platforms meteora- lagical and astronomical abservation deck is perched atop he Alexandre 18321923 abrica ated todans logical observation