Brazilian priest Bartolomeu de Gusmão is one of the first people known to have come up with this  in
Brazilian priest Bartolomeu de Gusmão is one of the first people known to have come up with this  invention but there isn't any evidence his full scale version was ever built. Major von Parseval and Captain  von Sigsfeld developed an elongated version of this device. Charles Green invented a stabilizer for this device  and experimented with using coal products in conjunction with them.  Sophie Blanchard made her career  through her use of these objects which eventually led to her death. Major L'Homond was the head of a special task  force under Napoleon that investigated how to invade England using these devices. Jacques Alexandre César  Charles, of Charles's Law fame, showed how to make them work with hydrogen. For 10 points, name these  transports pioneered by the Montgolfier brothers.
Brazilian priest Bartolomeu de Gusmão is one of the first people known to have come up with this  invention but there isn't any evidence his full scale version was ever built.
hot air balloon [or lighter than air transport]