Chartography β’ 216 implied HN points β’ 03 May 23
- Ascent diagrams tracked hot air balloon voyages by plotting altitude and travel-over-land, showcasing a daring spirit of exploration.
- Tissandier's diagrams of high-altitude balloon flights highlight the observation of various phenomena, infusing data with art and adventure.
- The ascent diagrams of the 1860s and 1870s not only captured balloon journeys but also exemplified the audacious spirit of exploration and innovation.