The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1901)

The Annals and magazine of natural history; zoology, botany, and geology (Taylor and Francis, Ltd, 1901)

Arkiv för botanik - Kungl. Svenska vetenskapsakademien. (Almqvist & Wiksell, 1915)

Atlas der Diatomaceen-Kunde - Schmidt, Adolf, 1812 -1899 (O.R. Reisland, 1913)

Botany of the Faeröes, based upon Danish investigations - Carlsbergfondet (Copenhagen, Denmark) (Nordisk Forlag, 1901)

Det Kongelige Danske videnskabernes selskabs skrifter Naturvidenskabelig og mathematisk afdeling - Kongelige Danske videnskabernes selskab. (1906)

Det Kongelige Danske videnskabernes selskabs skrifter Naturvidenskabelig og mathematisk afdeling - Kongelige Danske videnskabernes selskab. (1906)

Det Kongelige Danske videnskabernes selskabs skrifter Naturvidenskabelig og mathematisk afdeling - Kongelige Danske videnskabernes selskab. (1906)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1893)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1893)

Kungl. Svenska vetenskapsakademiens handlingar - Kungl. Svenska vetenskapsakademien. (L.L. Grefing, 1893)

The naturalist - West-Riding Consolidated Naturalists' Society (Simpkin, Marshall, 1900)

Nuova notarisia, rassegna consacrata allo studio delle alghe - Toni, Giovanni Battista de, 1864 -1924 (1901)

Synopsis of the naviculoid diatoms. Presented to the R. Swedish Academy of Sciences May 10, 1893 - Cleve, P. T. (Per Teodor), 1840 -1905 (Norstedt, 1894)

Synopsis of the naviculoid diatoms. Presented to the R. Swedish Academy of Sciences May 10, 1893 - Cleve, P. T. (Per Teodor), 1840 -1905 (Norstedt, 1894)

Synopsis of the naviculoid diatoms. Presented to the R. Swedish Academy of Sciences May 10, 1893 - Cleve, P. T. (Per Teodor), 1840 -1905 (Norstedt, 1894)

Utilization of seaweeds from the south Atlantic and Gulf coasts for agar and its decomposition by bacteria - United States. War Production Board. Office of Production Research; Development. (Duke University Press, 1946)