Letter | Published:

Rime Cloud observed in a Balloon


UNDER this heading (NATURE, vol. xxv. p. 337) M. de Fonvielle made an interesting communication on a cloud suspended over Paris, through which he and M. Brissonet passed in a balloon on January 25 last. Its thickness did not exceed 300 metres. “The nebulous matter,” he says, “appeared perfectly homogeneous, and I could see no trace of any crystalline matter, but an unexpected observation proved that it was formed of minute solidified atoms of water in a real microscopic state of division.”

Access optionsAccess options

Rent or Buy article

Get time limited or full article access on ReadCube.


All prices are NET prices.

Author information

Rights and permissions

Reprints and Permissions

About this article


By submitting a comment you agree to abide by our Terms and Community Guidelines. If you find something abusive or that does not comply with our terms or guidelines please flag it as inappropriate.