Albert Riggenbach
Albert Riggenbach (ụbọchị iri abụo na abụo n'ọnwa Ọgọst afọ 1854 , nkè a makwaara dị ka Albert Riggen Bach-Burckhardt, bụ onye na-ahụ maka ihu igwe na Switzerland na ónyé édémédé, ya na Hugo Hildebrandsson na Léon Teisserenc de Bort, nke otu n'ime atlas igwe ojii mbụ, International Cloud Atlas n'afọ 1896.  Akwụkwọ édémédé doctoral ya (Habilitationsschrift) metụtara nchọpụta nke mbụ kọwara Bishop's Ring.

Nwa nwanne nna nke ónyé na-ese ụkpụrụ ụlọ na Switzerland bụ Achilles Huber, ọ lụrụ na 1883 Valerie Burckhardt, nwa nwanyị Daniel Burckhardta, sitere n'ezinụlọ nwèrè mmetụta nke Basel. N'afọ 1880, ọ ghọrọ ónyé enyemaka màkà Astronomy na Meteorology na Physics Institute na Basel ma bụrụ prọfesọ na Mahadum Basel n'etiti afọ 1899 na 1914. N'afọ 1890, Riggenbach weputara foto mbu nke igwe ojii cirrus, ụfọdụ n'ime ha pụtara na atlas igwe ojii nke afọ 1896 nke ya na ya so dee.

Akwụkwọ 

 1886 Beobachtungen über die Dämmerung, insbesondere über das Purpurlicht und seine Beziehungen zum Bishop'schen Sonnenring
 1896 International Cloud Atlas

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