Edible Rain Displayed at French Academy (sources)
- The Rain-Cloud and the Snow-Storm, by Charles Tomlinson, 1865 Society for Promoting Christian Knowledge, London, England. Pg. 196
https://books.google.com/books?id=gfg3AAAAMAAJ&pg=PA171&dq=Lichen+escule...
1846 - tomlinson: https://books.google.com/books?id=5SZWAAAAcAAJ&pg=PA171&dq=Lichen+escule...
1838 - https://books.google.com/books?id=r-cW4kvzVaQC&pg=PA192&dq=Lichen+escule...