Interesting ....any relation to Jean Luc Piccard ? (-:Mesoscaphe by August Picard. It was a submarine run in the Lac Leman for the expo 64.
46 Best Auguste Piccard PX 8 Mesoscaphe images in 2019 | Lausanne, National geographic archives, Flight pilotApr 15, 2019- Explore andihofmann33's board "Auguste Piccard PX 8 Mesoscaphe" on Pinterest. See more ideas about Lausanne, National geographic archives and Flight pilot.www.pinterest.ch