The Möbius strip with the mapping of mountains and light cloud periodical dynamics -1989- [Le ruban de Möbius avec le 'mapping' de montagnes et d'une dynamique périodique de nuages -1989-].
See some related pictures (possibly including this one):
(CMAP28 WWW site: this page was created on 01/01/1989 and last updated on 02/14/2022 14:18:39 -CET-)