J. Morrall

Church and state through the centuries : a collection of historic documents with commentaries

Sidney Z. Ehler, J. Morrall, 1954 .

Some Note's on a Recent Interpretation of William of Ockham's Political Philosophy

J. Morrall, 2015 .

Political thought in medieval times

J. Morrall, 1958 .

Using DNA barcodes to test the association of sexes and morphs in Calodesma spp. (Lepidoptera, Erebidae, Arctiinae, Arctiini, Pericopina) of Trinidad, West Indies, with an overview of the genus, taxonomic changes and a new species

M. Laguerre, M. Cock, G. Cafà, 2023, Zootaxa.

The growth of papal government in the middle ages: a study in the ideological relation of clerical to lay power . By Walter Ullmann. Pp. xviii, 482. London: Methuen. 1955. 42 s .

J. Morrall, 1956, Irish Historical Studies.

Ganyra josephina janeta (Dixey) (Leipdoptera: Pieridae), a Butterfly Recorded on the Mainland of Trinidad for the First Time in Over 100 Years

J. Morrall, 2015 .