PTOIICATIONS FOR SAIE BY THE BITREAIT OF SCIEHCE» 
MAUILA, PHILIFPINE ISLANDS 
REPORT OP THE INTERN ATIONAIj PLAGtrE CONPERENCE. 
the Chinese Government. ' , 
Edited by Ebioh Martint, (t. ^’. Petrie, Arthur Stanley^ and Kichabo 
' P. -yTRONd. ■ „■ ■■■..,•,, 
483 pages< 18 plates (2 colored, 4 half-tones, 12 charts and maps). 
Order No. 416. Cloth, $3.50; paper, -$2,50 United States currency, postpaid. 
The proceedings of this International Conferenoe and information gained therefrom, together 
with the results of certain bacteriological investigations, constitute the present report. - 
Nothing -hitherto has been published which 'gives suoh a complete and comprehensive account 
of the entire subject of, pneumonic plague. 
Delegates from America (United Slates of), Austria-Hungary, France; Germany, Great Britain, 
Italy, Japan, Mexico, the Netherlands, Russia, and China attended the Conference. 
The Bureau of Golence of the Government of the Philippine Islands has beep appointed sole 
agent for the distribution of the printed proceedings of the International Plague Conference; 
THE STJGAR INDUSTRY IN THE ISUAND OP NEGROS. 
^ ^ . 
Q 
145 pages, 10 plates, 1 map. , - 
Order No. 412. Paper, $1.23 United States currency, pofrtpaid. 
Considered from the viewpoint of praotioal utility, Mr. Watker’s’ Sugar Industry in the Island 
of Negros Is one of the most important papers published by the Bureau of Science. This volume 
is a real contribution to the subject; it is not a mere oompilatlon, for the author was In the field 
and understands the conditions of which he writes. The foticwing is a brief synopsis of the 
contents: 
Tables of soil analyses, both chemical and physical; analyses 6f the cane, juice and bagasse; 
estimates based on actual information as to the costs of production and of cultivation; and esti- 
mates of -the cost and location of possible central factories. The island Is considered by sugar- 
producing districts; the area of cultivation and the production per hectare are given, and the 
possibility for future, expansion discussed. - , - r 
The plates illustrate various phases of sugar industry from the cultivation of the field- to the 
transportation of sugar in native sailboats. 
A MANUATi OF PHIUIPPINB SILK CUIiTURE. 
■ , ' V, ' .By ChaeuesS. Banks. ■ 
53 pages, 20 plates. - - 
Order N6; 413; Paper, $0.75 United Slates currency, postpaid. 
The silk industry is particularly adapted to be undertaken by persons with small capital, and 
lixe the making of hats in the Philippine Islands It should thrive-with a little encouragement. 
In' A Manual of Philippine Silk Culture we have presented the results of several years’ actual 
work with silk-producing larvsB together with a description- of the new Philippine race. Half-tone 
plates illustrate in natural size silkworms in different stages of development, pupa;, adult moths, 
.samples of cloth made from eri silk, hand reel, and silk house. Other plates [llustrate the 
various appliances used in raising silkworms .and in spinning silk; h^nd and, Power reels, are 
illustrated; working drawings are given for a silk house and for a hand reel- 
