Report on the subject of introducing pure water into the city of Boston.

Mode of access: Internet.

Pure Products

Mode of access: Internet.

Dictionnaire de chimie pure et appliquée.

Mode of access: Internet.

Principes d'économie pure : la théorie de l'échange sous le régime de la libre concurrence /

Mode of access: Internet.

Immanuel Kant's Critique of pure reason /

"First edition printed 1881. Reprinted with alterations, 1896."

Pure products.

"Conducted exclusively in the interest of science and research as applied to the general food and beverage industries and to practical information for those industries" (varies slightly)

Repertoire de chimie pure. Compte rendu des progres de la chimie pure en France et a l'etranger

Mode of access: Internet.

Questions in pure mathematics proposed at the B.A. and B.Sc. pass and honours examinations of the University of London. With complete solutions.

Mode of access: Internet.

Bending the twig; the revolution in education and its effect on our children,

Includes bibliographical references.