Index of mosses 1963-1989.
St Louis: Missouri Botanical Garden, 1992. Octavo, More
St Louis: Missouri Botanical Garden, 1992. Octavo, More
Konigstein: Koeltz, 1988. Octavo, More
Melbourne: Government Printer, 1913-1914. Quarto, coloured frontispiece, uncoloured photographic plates. Publisher's cloth, a fine copy. More
Edinburgh: Edinburgh University Press, 1989. Octavo, black and white photographs, text illustrations, as new in dustwrapper. More