Synopsis of the naviculoid diatoms. - Presented to the R. Swedish Academy of Sciences May 10, 1893 is an unchanged, high-quality reprint of the original edition of 1894.Hansebooks is editor of the literature on different topic areas such...

On some new and little known diatoms. - Communicated to the Royal Swedish Academy of Sciences September 15, 1880 is an unchanged, high-quality reprint of the original edition of 1881.Hansebooks is editor of the literature on different...