British Diatomists of the 19th Century:
W. Gregory Download PDFs of selected works by this author      Plate 1      Plate 1      Plate 1      Plate 1 (1856)    Plate 2 (1857)      Plate 1      Plate 1     Plate 2     Plate 3     Plate 4     Plate 5     Plate 6 Back to the 19th Century Diatomists top page Back to the Diatom Resources page |