The Nature-study review : devoted to all phases of nature-study in elementary schools.

v. 5 (1909)

The Nature-study review : devoted to all phases of nature-study in elementary schools.

v. 11 (1915)

The Nature-study review : devoted to all phases of nature-study in elementary schools.

v. 4 (1908)

Report to the government of Ceylon on the pearl oyster fisheries of the gulf of Manaar, by W.A. Herdman ... With supplementary reports upon the marine biology of Ceylon, by other naturalists. Pub. at the request of the colonial government by the Royal society.

pt.5 (1906)

Report to the government of Ceylon on the pearl oyster fisheries of the gulf of Manaar, by W.A. Herdman ... With supplementary reports upon the marine biology of Ceylon, by other naturalists. Pub. at the request of the colonial government by the Royal society.

pt.1 (1903)

I. Supplement to the flora of Barro Colorado island, Panama [by] Leslie A. Kenoyer and Paul C. Standley.

v.4:no.6(1929)

Additions to our knowledge of the American and Hawaiian floras, by Earl Edward Sherff.

v.22:no.7(1941)

Contributions to the flora of South America: Studies on Andean Compositae, I. Studies in South American plants, II.

v.27:no.1(1950)

Praenunciae bahamenses-- I. Contributions to a flora of the Bahamian archipelago. By Charles Frederick Millspaugh.

v.2:no.3(1906)

A contribution to the flora of Honduras, by T. G. Yuncker.

v.17:no.4(1938)

Contributions to the flora of Venezuela : from Ericaceae through Compositae / Julian A. Steyermark and collaborators.

v.28:no.3(1953)

Contributions to the flora of Venezuela / [Julian A. Steyermark and collaborators].

v.28:no.1(1951)

Contributions to the flora of South America: Studies on Andean Compositae, II. Studies in South American plants, III.

v.27:no.2(1951)