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"PUBLICATIONS FOR SALE BY THE BUREAU OF SCIENCE, 
_ MANILA, PHILIPPINE ISLANDS 
"REPORT OF THE INTERNATIONAL PLAGUE CONFERENCE, 
Held at =i ON April, 1911, under the auspices of 
‘the Chinese Government. 
. "Edited by Tren Marqini, G. F, Pergiz, Artuvs STANLEY, AND RIcHABD. 
: P. Stronc. >" 
483 pages, 18 plates (2° rene, 4 ale tone: 12 charts ‘and HD Bog 
“order No. 416. Ps Saas E . Cloth, $3. 50;" paper, $2. 50 United States currency, postpaid. 
the proceedings of this International Conference and information gained therefrom, together: 
with the results of certain’ bacteriological investigations, constitute the present. report. 
Nothing hitherto has been published which gives such a complete and sompreneneie account ' 
At “of the entire. subject of pneumonic plague. sta 
Delegates from America (United States of), AatiacHuagaey, France, Repay Great Britain, 
oa “Italy, Japan, Mexico, the Netherlands, Russia, and China attended the Conference. : 
‘The Bureau of Science of the Government of the Philippine Islands has. been appointed sole — 
agent Ae the distribution. of the printed proceedings of the bipecnetionsl Plague Conferenoe.. 
THE SUGAR INDUSTRY IN THE ISLAND OF NEGROS. 
_ By Herpert S. WALKER. 
; 145 pages, 10 plates, 1 map. 
Order: No. 412. Pe Paper, $1.25 United eestes’y currency, aaa: 
- Considered from the x vieapotek ot Aractléal utility, Mr. Walker’s Sugar Industry in the Island gate 
Rae ae Negros is one of the most important papers published by the Bureau of Science. . ‘This volume ~ 
See iS ai real contribution to the subject; it is not a mere compilation, for the author was in the field. >” 
and. ‘understands the conditions: of which he writes. The following is a brief ‘synopsis of the 
; contents: Ba ae remy. veh 
Tables of soil Sranihs both chemical and physical; Snalyees of the cane, juice and bagasse; Ph tenant Oy 
F ‘estimates based on actual information as’to the costs of production and of cultivation; and esti- ~~ cs 
~ 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 heotare.- are given, and the’: 
_» possibility’ for future expansion discussed. 
’ The plates illustrate various phases of sugar siblis ry from the cultivation of the field to ‘the be 
s transportation. of. epee in native sailboats. 
A MANUAL OF PHILIPPINE SILK CULTURE. 
By CHARLES S. BANKS. 
53 pages, 20 plates. ' PA iat Sed ee ES en 
rs “Order No. PVE echinacea . ‘Paper, $0.75 United States ourrenoy, postoaid. 
ef The silk anand is particularly adapted to be undertaken by persons with small dapital, and 
Ss like’ 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’ notin, 
ys work with silk-producing larve together with. a description of the new Philippine race.” Half-tone: da pitiys 
plates illustrate jn natural size silkworms in different stages of development, pupa, ‘adult moths, Sp te 
‘samples of cloth made from eri silk,’ hand reel, and’ silk house... Other Plates, ifustrate, the 
various appliances used in raising silkworms and in spinning silk; hand and power. reels are. 
: usteateta Working drawings are given fof: a silk house and for a hand reel, vk 
ori) Pe) ex 
ee beat ata 
