1810-1850 1839-1914 1857-1929 1862-1928 1895-1983 19thcentury american americanauthors arc025f architects authors bio022000 biographies biography civildefense communicationendesign communicationindesign conspiracytheories criminalinvestigation dancers design dion drugaddicts engineers feministes feminists france geometrie geometry henryblake history industrialdesign interviews li99999 loïe margaret mat519f mathematics moderndance peirce philosophie philosophy prevention prisoners richardbuckminster semiotics systemtheory sémiotique terrorism thoughtandthinking unitedstates womenandliterature womenauthors