7 - Clpdigital.org

BOOKS ADDED—APRIL 1920 173
Science
Australia—Advisory council of science and industry. r 507 A93
Pamphlet, no.l-date. 1918-date.
Chapman, Robert William.
522 C36
Elements of astronomy for surveyors. 1919. Griffin.
Elementary, practical manual. Contains problems for examination for licensed
surveyors in Australia.
Dana, Samuel Trask.
qr 551.562 D19
What the national forests mean to the water user. [1919.]
Issued by the United States forest service.
Eason, Joshua Lawrence, & Weseen, M. H. ed.
507 E18
English, science and engineering; a collection of expository essays
for students of science and engineering. 1919. Doubleday.
Papers and addresses on various scientific subjects, engineering education and engineering
ethics.
Hanausek, Thomas Franz.
r 578.7 H23m
Microscopy of technical products; rev. by the author and tr. by A. L.
Winton, with the collaboration of Kate Barber Winton. 1916. Wiley.
Bibliographical foot-notes.
Discusses equipment and technique and considers in some detail the microscopy
of important raw materials—mainly of vegetable origin, though some animal and mineral
products are included.
Morgan, Thomas Hunt.
qr 577.8 M89
Genetic and operative evidence relating to secondary sexual characters.
1919. (Carnegie Institution of Washington. Publication
110.285.)
"Bibliography," p.100-105.
Sturtevant, Alfred Henry.
Analysis of the effects of selection.
of Washington. Publication no.264.)
"Bibliography," p.53-54-
qr 575.4 S93
1918. (Carnegie Institution
Weaver, John Ernest.
qr 581.43 W36
Ecological relations of roots. 1919. (Carnegie Institution of Washington.
Publication no.286.)
"Bibliography," p.128.
Mathematics
Dickson, Leonard Eugene.
qr 512.81 D55
History of the theory of numbers, v.i. 1919. (Carnegie Institution
of Washington. Publication no.256, v.i.)
v.i. Divisibility and primality.
A scholarly work. Exhaustive treatment with copious citation of references.
Palmer, Claude Irwin.
5" P*9P
Practical mathematics for home study, being the essentials of arithmetic,
geometry, algebra and trigonometry. 1919. McGraw.
Consolidation of the author's four-volume "Practical mathematics," with some
material added for the purpose of producing a work better adapted to self-instruction.