Important Books on Forestry and Irrigation for sale by CONSERVATION 

 1417 G Street N. W., Washington, D. C. 



UANUAL OF BOTANY. By Asa Gbay. A key to the 

 flora of the northeastern states, and the most authorita- 

 tive pubHcatlon of Us nature. Seventh Edition. 

 Price, Cloth, Svo, $2.50 



Tourist's Edition, flexible leather, $S.OO 



TEEES OF NEW ENGLAND. By L. L. Damk and Henbt 

 Bkooks. This book Is a small volume wbloli can be 

 easily put In the pocket and carried In the woods, and at 

 the same time Is the best guide to the Identification of 

 our New England trees of any of the smaller books yet 

 published. Price, SI. 50 



TREES AND SHRUBS. By C. S. Sabqbnt. The most 

 thorough and authoritative publication yet Issued, and a 

 standard work. The matter Is Issued In parts, of which 

 there are three already published. Price, per part, $5.00 



TREES, SHRUBS, AND VINES OF THE NORTHEAST- 

 ERN UNITED STATES, By H. E. Parkhurst. In 

 this book the author describes the trees, shrubs, and 

 vines of the northeastern United States in a popular way, 

 the book being designed especially for persons who have 

 never studied botany. To these It will appeal as a val- 

 uable guide to a familiarity with the salient character- 

 istics of trees, shrubs, and vines. Price, $1.50 



TEEES. A handbook of forest botany for the woodlands 

 and the laboratory. By H. Marshall Ward. Vol. I, 

 Buds and twigs. Vol. II, Leaves. Vol. Ill, Flowers 

 and Inflorescences. Three volumes to be added, on 

 Fruits and seeds. Seedlings, Habit and conformation of 

 the tree as a whole. Price, per volume, $1.50 



PARTICULAR SPECIES AND LOCALITIES 



MOUNTAINS OF CALIFORNIA, THE. By John Muis. 

 No other person Is so well fitted to write of the moun- 

 tains of California as John Mulr, and the volume pre- 

 sented here describes not only the mountains themselves, 

 but the trees that clothe them and the wild life which 

 they harbor. Price, $1.85 



OUR NATIONAL PARKS. By John Muib. If you want 

 tw learn about the glaciers, mountain peaks, canyons, 

 and great waterfalls of the West; of the habits of ani- 

 mals from the squirrel to the moose; plant life from the 

 big trees to the wild flowers — In fact be brought face 

 to face with nature's works, this Is the book. 



Price $1 S5 



TREES AND SHRUBS OF MASSACHUSETTS. Emerson. 

 Two volumes. Plain cloth edition has 148 plates. The 

 colored edition has 36 of these In colors. 



Price, plain, $12.00 Price, colored, $18.00 



THE EARTH AS MODIFIED BY HUMAN ACTION. By 

 G. P. Marsh. A Revision of Man and Nature. De- 

 scribes changes In the face of the earth caused by man. 

 Including desolation of various countries, once thickly 

 Inhabited, by removal of forests. Shows importance of 

 maintaining natural balance of forces. Price, $3.50 



THE LONGLEAF PINE IN VIRGIN FOREST. A Silvlcal 

 Study. By G. Frbderick Schwakz. This is a study 

 of the life history of this important forest tree. In- 

 tended primarily for foresters and forest students; also 

 for owners and managers of pine timber lands. Deals 

 with the preference or dislike of the species for par- 

 ticular conditions of soil, climate, and environment. 

 Illustrations and six tables. Price, $1.25 



THE SPROUT FORESTS OF THE HOUSATONIC VAL- 

 LEY TO CONNECTICUT. By G. F. Sohwabz. Illus- 

 trated study of forests repeatedly cut over. Price, S5c 



IMPORTATIONS 



BEAUTIFUL RARE TREES AND PLANTS. By the 

 Earl of Annbslbt. A description of some of the rarer 

 English trees, shrubs, and vines, illustrated copiously. 



Price, $12.00 



FORESTS OF UPPER INDIA AND THEIR INHABI- 

 TANTS. By Thomas W. Webbbi . This volume Is an 

 account of the author's life in Ii.dla during the period 

 shortly after 1857. It contains a Ivld description of the 

 country, its people, customs, etc., with some description 

 of its forests and timber wealth. Price, $5.00 



BOOKS ON IRRIGATION AND DRAINAGE 



IRRIGATION IN THE UNITED STATES. By F. H. 

 Newell. The most authoritative and complete work on 

 the subject which has yet been published, by the head 

 of the Government's irrigation work. Price, $2.00 



IRRIGATION FARMING. By L. M. Wilcox. A newly 

 revised edition of one of the standard works on Irriga- 

 tion. The principal chapters treat very fully of irriga- 

 tion, its application, etc., and the volume is profusely 

 illustrated. Cloth, $2.00 



lEEIGATION FOR FARM, GARDEN AND ORCHARD. 



By Henry Stewart. This work Is offered to those Amer- 

 ican farmers and other cultivators of the soil who, from 

 painful experience, can readily appreciate the losses 

 which result from the scarcity of water at critical 

 periods. Price, $1.00 



IRRIGATION AND DRAINAGE. By F. H. Kino. While 

 most of the existing books on these subjects have been 

 written from engineering or legal standpoints, this one 

 presents in a broad, yet specific way the fundamental 

 principles which underlie the methods of culture by Irri- 

 gation and drainage. Price, $1.50 



IRRIGATION INSTITUTIONS. By Blwood Mbad. A 

 discussion of the economic and legal questions created by 

 the growth of irrigated agriculture in the West, by the 

 Chief of Irrigation and Drainage Investigations of the 

 Department of Agriculture. Price, $1.25 



LAND DRAINAGE. By Manly Miles. A handbook for 

 farmers on the principles and practise of draining, giv- 

 ing the results of his extended experience In laying tile 

 drains. Price, $1.00 



LAND OF LITTLE RAIN, THE. By Mas. Mary Austin. 

 A nature book of the highest type. The volume Is made 

 up of a series of sketches of the human, animal, tnd 

 plant life found in the region of the Mohave desert. 

 Death Valley, and the Sierras, much of which the aver- 

 age person Is likely to consider almost devoid of living 

 things. Price, $2.00 



IRRIGATION ENGINEERING AND CON^ 

 STRUCTIVE WORK 



DESIGN AND CONSTRUCTION OF DAMS. By Edward 

 Wbqmann. This volume Includes an authoritative discus- 

 sion of the constructive work Involved and the principal 

 forms of construction. Masonry, rock-flll, and timber 

 dams are discussed extensively. Price, $6.00 



IMPROVEMENT OF RIVERS, By B. F. Thomas and 

 D. A. Watt. This volume is a treatise on the methods 

 employed for Improving streams for open navigation and 

 for navigation by means of locks and dams. 



Price, $6.50 



IRRIGATION ENGINEERING. By Hbbbbbt M. Wilson. 

 This is the fourth edition of Mr. Wilson's popular work, 

 and the revision and enlargement which It has under- 

 gone, places it at the forefront of text books on the sub- 

 ject for American students. Price, $4.00 



ENGINEERING FOR LAND DRAINAGE. By 0. G. El- 

 liott. A manual for laying out and constructing dralni 

 for the improvement of agricultural lands. Price, $.150 



RESERVOIRS FOR IRRIGATION, WATERPOWER, AND 

 DOMESTIC WATER-SUPPLY. By Jambs Dix Schutlkb. 

 An account of various types of dams and the methods 

 and plans of their construction, together with a discus- 

 sion of the available water-supply for irrigation in va- 

 rious sections of arid America, distribution, application, 

 and use of water; the rainfall, runoff, and evaporatloi 

 from reservoirs, and effect of slit, etc. Price, fO.oo 



WATER SUPPLY ENGINEERING. By A. Prbscott 

 FoLWELL. A treatise on the designing, construction and 

 maintenance of water-supply systems, both city and irri- 

 gation. Price, ti.OO 



These books sent prepaid upon receipt of P^i<^e indicated, by CONSERVATION 



1 417 G Street N. W., Washington, D. C. 3^ 



