The principle of least action.

Mode of access: Internet.

Golf on a new principle. Iron clubs superseded.

Mode of access: Internet.

A defence of the principle of monopoly; of corn-factors, or middle-men: and, arguments to prove that war does not produce a scarcity of the necessaries of life.

Mode of access: Internet.

A study of evaporated aluminum films by X-ray total reflection,

Contract no. AF 18(600)-300. File no. R-355-20-1.

Modern vicissitudes of the principle of energy conservation.

Caption title.

History of religious orders; a compendious and popular sketch of the rise and progress of the principle monastic, canonical, military, mendicant and clerical orders and congregations of the eastern and western churches, together with a brief history of the Catholic church in relation to religious orders.

Mode of access: Internet.

Optic projection : principles, installation, and use of the magic lantern, projection microscope, reflection lantern moving picture machine, fully illustrated with plates and with over 400 text-figures /

Bibliography: p. 693-703.

Parallel chapters from the first and second editions of An essay on the principle of population, 1798, 1803 /

Includes reproductions of original title-pages.

Illustrations and proofs of the principle of population,

Mode of access: Internet.

The principle of sufficient reason in some scholastic systems, 1750-1900.

Mode of access: Internet.

The scientific principle of parallelism.

Mode of access: Internet.

The educational principle, as recognized and exemplified in the history of the society. Remarks at the semicentennial celebration [of the Boston society of natural history]

From the Anniversary memoirs of the Boston society of natural history.

The practical art of generating; a simple and practical analysis of the generating principle, together with numerous examples showing how it has been applied commercially in many industries to profitable advantage.

Mode of access: Internet.

Letters addressed to the daughter of a nobleman : on the formation of the religious and the moral principle /

Master microform held by: Readex.

The American orator : comprising a collection, principally from American authors, of the most admired specimens of congressional, forensic, pulpit and popular eloquence, with dialogues and poetical extracts, adapted to public recitation : and an introduction, embracing the principle rules relating to delivery and action /

Mode of access: Internet.