Dashed left edge = started before October 1880 ·
Dashed right edge = ongoing beyond October 1880
Events in October 1880 2
1809 – 1880Benjamin Peirce (1809-1880)Died 6 October 1880, aged 71Benjamin Peirce was an American mathematician and astronomer who taught at Harvard for decades and helped establish the Smithsonian Astrophysical Observatory's early work in celestial mechanics. He died in Cambridge, Massachusetts, on 6 October 1880. His son Charles Sanders Peirce became a noted philosopher and logician.
1819 – 1880Jacques Offenbach (1819-1880)Died 5 October 1880, aged 61Jacques Offenbach was a German-born French composer famed for operettas such as Orpheus in the Underworld. He died in Paris on 5 October 1880, months before the premiere of his final work, The Tales of Hoffmann. His music helped define the sound of comic operetta in the nineteenth century.