Enumeratio plantarum Guatemalensium imprimis a H. de Tuerckheim collectarum /quas edidit John Donnell Smith.

v.2

Enumeratio plantarum Guatemalensium imprimis a H. de Tuerckheim collectarum /quas edidit John Donnell Smith.

v.1

Explanation of terms used in entomology, prepared by John B. Smith ...

1906

American natural history. Volume 3. Part 1.--Mastology. By John D. Godman.

3

Austral Hepaticae IX : Anastrophyllum tristanianum, a new species from Tristan da Cunha / John J. Engel.

v.38:no.7(1977)

A monograph of Clasmatocolea (Hepaticae) / John J. Engel.

n.s. no.3(1980)

Notes on the genus Hygrolembidium (Hepaticae) [by] John J. Engel.

v.36:no.7(1974)

Catalogue of a collection of birds from Costa Rica, by John Farwell Ferry.

v.1:no.6(1910)

Synopsis of Hemichaena, including Berendtiella (Scrophulariaceae) [by] John W. Thieret.

v.34:no.7(1972)

Phosphatic microfossils from the Ordovician of the United States / Matthew H. Nitecki --, Raymond C. Gutschick --, John E. Repetski --.

v.35:no.1(1975)

An introduction to entomology, by John Henry Comstock ...

1920