The mutation theory; experiments and observations on the origin of species in the vegetable kingdom, by Hugo de Vries ... tr. by Prof. J. B. Farmer and A. D. Darbishire ...

2

The natural history of British shells : including figures and descriptions of all the species hitherto discovered in Great Britain, systematically arranged in the Linnean manner, with scientific and general observations on each ; in five volumes /

2

The natural history of British shells : including figures and descriptions of all the species hitherto discovered in Great Britain, systematically arranged in the Linnean manner, with scientific and general observations on each ; in five volumes /

4

Description physique de la République Argentine: d'après des observations personnelles et étrangères par H. Burmeister ; traduit de l'allemant par E. Maupas.

v. 5, pt. 1

Austral Hepaticae the genus Balantiopsis in New Zealand, with observations on extraterritorial taxa and a phylogeny of Balantiopsis and the family Balantiopsaceae (Jungermanniales) / John J. Engel, G.L. Smith Merrill.

n.s. no.37(1997)

Observations on Indiana caves / by Oliver Cummings Farrington, Ph.D., Curator, Dept. of Geology.

v.1:no.8(1901)

Observations on a collection of Papuan crania / by George A. Dorsey ; with notes on preservation and decorative features by William H. Holmes.

v.2:no.1(1897)