Collection of correspondence written to Olga Novikova, a 19th century cosmopolitan Pan-Slavic lobbyist, from influential English and European members of her salon.

Book of natural history. Brief scientific descriptions and paintings of butterflies and moths, birds, beetles, mantides and locusts, other insects, coral, shellfish, jellyfish, etc. Gives generic and specific characteristics, other names, locality, and bibliographical references to Linnaeus and mid-18th century writers.