The pioneering ballooning efforts of the Montgolfier brothers of France made 1783 a noteworthy year in aviation history. That year, the pair developed the first practical hot-air balloon—and demonstrated its safety by sending aloft a sheep, a duck, and a rooster. Months later, Jean-François Pilâtre de Rozier and François Laurent, Marquis d'Arlandes, made the first manned, untethered flight in a Montgolfier balloon, but they had not been the first choices to pilot the historic flight. Who were? Discuss (http://forum.thefreedictionary.com/postst48186_First-Manned--Untethered-Hot-Air-Balloon-Flight--1783-.aspx)