Unite for Literacy
Unite for Literacy: Technology: Fly High, Hot Air Balloons
A book about a hot air balloon festival. Includes audio narration in 15 additional languages with text in English.
Vassar College
1896: Inventions
A brief recounting of the influx of inventions in the late 19th century that flooded the market. Of particular interest is the description of the use of hot air balloons.