BOOKS BY ALFRED AYRES

Some lU-used Words.

A Manual for the Use of those who Désire to Write and Speak correctiy. i&no. Cloth, fi.oo. ,

The book is leveled speciallv at some half dozen errors that are made by well-nigh every one who uses the English language.

The Orthoëpist.

A Pronouncing Manual, containing about Four Thousand Five Hucdred Words, induding a considérable number of the names of Foreign Authors, Artists, etc., that are often mispronounced. Revised and enlarged édition. i8mo. Cloth, $1.25.

*' It is sttfficient oommendacioa of the work to sav that for fourteen years dûs little volume has had no succesbful rival in tts particular field." — San Francisco CaU,

The Verbalise.

A Manual devoted to Brief Discussions of the Right and the Wrong Use of Words, and to some other Matters of Interest to those ^ho would Speak and Write with Propriety. Revised and enlarged édition. i8mo. Cloth,

" A ç;reat deal that is wordi knowing, and of which not even ail educated people are aware, is to be leamed from this well-digested little book."— /'A£&u/<r^AM North AmcrkoH,

The Mentor.

A little Book for the Guidance of such Men and Boys as would Appear to Advantage in the Society of Persons of the Better Sort. New and revised édition. i8mo. Cloth, $1.00.

** In every respect one of the most admirable books on manners and manner. It possesses high Uterary ment" — Chicago Evening yournal. ^

** One of the best and most comprenensive manuals on social observances." — Boston Saturday Evomng Gazette.

Actinsf and Actors;

Elocutian and Blocutionists. A Book about Theater Folk and Theater Art With Préface Iqr Harrison Grey Fiske ; Introduction by Edgar S. Wemer ; Prologue by James A. Waldron. i6mo. Cloth, $1.25.

"A book which has exceeding interest The author talks in a very agreeable and instructive way about die art of acting, and while his book has a peculiar charm for diose who sit in the orchestra chairs, it nas a spécial value for die ladies and gentlemen of the stage."— JV«» York HerahL

The Englîsh Grammar of William Cobbett.

CarefuUy revised and annotated by Alfred Ayres. With Index. i8mo. Cloth, $1.00.

" It is grammar without a master and without tears, uniess diey are tears of laugh- \Kt**—New York Cknrckman,

"This is probably the most readaUe grammar ever pubkshed, and for pofpoaea of ■elf-education is unnràled.'''-NortÂwesiem Christian Advocate,

D. APPLETON AND COMPANY, NEW YORK

a APPLETON & CO/S PUBUCATIONS*

The Sun.

By C. A. YOUNG, Ph. D., LL. D., Professer of Astronomy in Princeton

University. New and revised édition, with numerous Illustrations.

i2mo. Cloth, $2.00.

** * The Sun ' is a book of fâcts and achievements, and not a discussion of théories, and it will be read and appreciated by ail scientific students, and uot by them alone. Being written in untechnical lang^age, it is equally adapted to a large class of educated readers not engaged in scientific pvawiixs," -ajournai 0/ Education, BotUm.

The Story of the Sun.

By Sir Robert S. Ball, F. R. S., author of " An Atlas of Astronomy," ** The Cause of an Ice Age," etc. 8vo. Cloth, $5.00.

'Sir Robert Bail bas the happy gift of roaking abstruse problems intelligible to the 'wayfarine man' by theaid of simple langage and a few diagxams. Science movcs so fest that there was room for a volume which should enlighten the gênerai reader on the présent state of knowledge about solar phenomena, and that place the présent treatise admirably fills."— Z^^m^m ChronicU.

An Atlas of Astronomy.

By Sir Robert S. Ball, F. R. S., Professor of Astronomy and Geometry at the University of Cambridge; author of "Starland," "The Cause of au Ice Age," etc. With 72 Plates, Explanatory Text, and Complète Index. Small 410. Cloth, $4.00.

" The high réputation of Sir Robert Bail as a writer on astronomy at once popular and sciendiic is in ttself more than sufficient recommendation of his newly pubhshed 'Atlas of Astronomy.' ... The introduction is written with Sir Robert Ball's wellknown lucidtty and simpHcity of exposition, and altogether the Atlas is admirably adapted to meet the needs and smooth the difficulties of young and inexperienced students of astronomy. as well as materially to assist the researches of those that are more advanced."— Xaffa!(7« Times.

Studies in Spectrum Analysis.

By J. Norman Lockyer, F. R. S., Correspondent of the Institute of France, etc. With 60 Illustrations. i2mo. Cloth, $2.50.

" The study of spectrum analysis is one fraught with a peculiar fascination, and ■orne of the author's experiments are exceedingly ptcturesque in tfaeir results. They are so luddly described, too, that the reader keeps on from page to page, never flagging in interest in the matter before him, nor putting down the book until the last page 18 reached." — New York Evening Express.

The Story of the Stars.

By G. F. Chambers, F. R. A. S., author of " Handbook of Descriptive and Practical Astronomy," etc. With 24 Illustrations. (Library of Useful Stories.) i6mo. Cloth, 40 cents.

" One can hère cet a clear conception of the relative condition of the stars and constellations, and of me existent^ universe so &r as it is dû^closed to view. The author présents his wonderful and at times bowilderine facta in a bright and cheery spirit that makes the book doubly 9Xaz.zûy^**— Boston Home JoumeiL

D. APPLETON AND COMPANY, NEW YORK

BOOKS BY GARRETT P. SERVISS.

Each, 8vo, doùip $1«50*

Pleasures of the Télescope.

A Descriptive Guide for Amateur Astronomers and ail Lovers of the Stars. lUustrated with charts of the heavens, and with drawings of the planets and charts of the moon.

** This îs a book which will give intense pleasure to every one who uses it and foUows îts clear instructions.'* — LouisviJ/e Couritr-Journal,

** The book is the fruitage of astronomy up to date, presented in a way that the amateur student can readily understand.** — Pittshurg Post.

** From amateurs to experts ail loyers of the fescinating science of astronomy will find this work a wonderful assistance in prosecuting their studies.** — Syracuse Herald.

** Every person of culture should possess at least a passing acquaintance with the planets, stars, and constellations. With a little patience and comparatively small effort Mr. Servisses new book will cnable any one to obtain this knowlotdge.** — Los Angeles Herald,

Astronomy with an Opera-Glass.

A Popular Introduction to the Study of the Starry Heavens with the Simplest of Optical Instruments.

** The book should belong to every family lîbrary.*'— -Box/o» Home yournal.

** Mr. Garrett P. Servisses book, * Astronomy with an Opera-Glass,' offers us an admirable handbook and guide in the cultivation oi this noble aesthetic discipline (the study of the stars).** — Nevu Tork Home yournal.

** By its aid thousands of people who hâve resigned themselves to the ignorance in which they were Idt at school, by our wretched System of teaching by the book only, will thank Mr. Serviss for the suggestions he has so well carried out.** — New York Ttmes.

** The glimpses he allows to be seen of fàr-stretching vistas opening out on every side of his modest course of observation help to fix the attention of the négligent, and lighten the toil of thé painstaking student. . . . Mr. Serviss writes with freshness and vivacity.**— ZiônJon Saturday Revieio.

** We are glad to welcome this popular introduction to the study of the heavens. . . . There could hardly be a more pleasant road to astronomical knowledge than it affords. ... A child may understand the text, which reads more like a collection of anecdotes than anything else, but this does not mar its sciendiic value.** — Nature.

D. APPLETON AND COMPANY, NEW YORK