Kurt Stüber's Biolib - An online version of  with scanned images of the 100 plates, accompanying descriptions, table of contents and supplemental pages (in German).
kˈɜːt stˈuːbɚz bˌaɪoʊlˈɪb ɐn ˈɑːnlaɪn vˈɜːʒən ʌv wɪð skˈænd ˈɪmɪdʒᵻz ʌvðə wˈʌnhˈʌndɹɪd plˈeɪts, ɐkˈʌmpəniɪŋ dᵻskɹˈɪpʃənz, tˈeɪbəl ʌv kˈɑːntɛnts ænd sˌʌplɪmˈɛntəl pˈeɪdʒᵻz ɪn dʒˈɜːmən.