http://book.klll.cc/ebooks/author/57720.opds2025-08-08T14:44:06ZBooks by Baldwin, Thomas (sorted by popularity)Free eBooks since 1971.Project Gutenberghttps://book.klll.ccwebmaster@gutenberg.orghttps://book.klll.cc/gutenberg/favicon.ico2512025-08-08T14:44:06Zhttps://book.klll.cc/ebooks/74910.opdsAiropaidia : Containing the narrative of a balloon excursion from Chester, the eighth of September, 1785, taken from minutes made during the voyage; hints on the improvement of balloons ... To which is subjoined, mensuration of heights by the barometer, made plain; with extensive tables. The whole serving as an introduction to aeĢrial navigation.Thomas Baldwin