Ernst Platner (1744–1818), German anthropologist, physician, and philosopher
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Ernst Zacharias Platner (1773–1855), German painter and writer, son of the foregoing
Working in the firms of Eero Saarinen and Kevin Roche in the early and mid-1960s, Platner unveiled his seminal collection of chairs, ottomans and tables in 1966.
Developed by restaurateur Joe Baum and designed initially by Warren Platner, Windows on the World occupied 50,000 square feet (4,600 m²) of space in the North Tower.