454 



INDEX. 



BROOKS, BENJAMIN T., The Descriptive 

 Distillation of Manila Copal, 203 ; The 

 • Natural Dyes and Coloring Matters of the 

 Philippines, 439 ; The Oleoresins of Pinus 

 Insularis Endl., 229 ; The Oxidation of 

 Manila Copal by the Air, 219 ; Book 

 Review : Allen's Commercial Organic 

 Analysis, Volume II. Edited by Henry 

 Leffmann and W. A. Davis, 366. 



Bulacan coal field, 108. 



Bulla sp., 328. 



Bureau of Science library, amount appro- 

 priated for books for, 45 ; authorization of 

 Supt. of Govt. Laboratories for purchas- 

 ing books for, 45 ; first building for, 46 ; 

 growth of, 47—53 ; organization of, 45 ; 

 representative books in. 48-52. 



c 



Csesalpinia sappan L., 447. 



Cake, copra, 33. 



Calcium hydroxide-phenol, 371, 377 ; com- 

 bines with phenol and water, 371 ; methods 

 of producing crystals of, 373-378. 



Callianassa dijkj Mart., 328. 



Camiguin Islands, sulphur found in, 333. 



Campanile sp., 328. 



Camwood, a natural dye, 439. 



Cafia bojo, 237. 



Capsicum frutescens L., plant most com- 

 monly used for stains, 441. 



Capulus sp.,"328. 



Carbon-dioxide, aniline in dry, 430 ; not an 

 indifferent gas, 434 ; evolution of, from 

 Manila copal, 220. 



Cardita bosttgeri Mart., 328. 



Cardium rugosum Lam., 328. 



Carthamin, 442. 



Carthamus tinctorius L., 442. 



Cassis herklotzi (?) Mart., 328; C. nodulosa 

 Gmelin, 328 ; C. pila Reeve, 328. 



Cebu, coal found in, 332 ; oil seeps in, 333. 



Cement, efficiency of modern, 367 ; quality 

 needed in, 368 ; chemical analyses of, 369 ; 

 physical and chemical properties of Port- 

 land, 367 ; effects of aeration on com- 

 mercial, 396 ; seasoning of ground, 397. 



Ceriops tagal C. B. Rob., 440, 445. 



Cerithium (Vicarya) callosa Jenk. var. sem- 

 peri Mart., 328 ; C. karangense Mart., 328. 



Chama sp., 328. 



Chemicals, kind used and cost of, in manu- 

 facture of paper pulp, 247. 



Cherts, 326. 



Chinese green, 441. 



Chlorophora tinctoria Gaudich., 440. 



Cinnamomum mindanaense Elmer, 257 ; C. 

 zeylanicum Nees, 257. 



Clay, in Laguna Province, 334. 



Clay and clay products in southwestern 

 Luzon, 111. ' 



Clays, and shales, 325 ; analyses of Philip- 

 pine, 149. 



Clementia papyra (?) Gray, 328. 



Clinker, seasoning of Portland cement, 405 ; 



tests of disintegrated and sound seasoned, 



412. 

 Clouds, effect produced by light on forma- 

 tion of, 270. 

 Coal, in southwestern Luzon, 79 ; where 



found in the Philippine Islands, 332. 

 Coal-tar colors, 440. 



Coastal plains, of Philippine Islands, 308. 

 Coconuts and tapioca, chief products of Jolo, 



361. 

 Cogon grass, botanically identical with 



lalang, 252 ; amount in Masbate, 255. 

 Colophony, 229. 



Coloration, variations in rate of, 427. 

 Compounds which cause the red coloration 



of aniline, 9, 419. 

 Concave mirror, 19. 

 Concrete construction, in Manila and the 



Philippine Islands, 117 ; coral rock, 131 ; 



cubes, from Tayabas, 125 ; from Cebu, 



126-129 ; specifications, 135. 

 Conus acutangulus ( ?) Chem., 328 ; C. oden- 



gensis Mart., 328 ; C. sinensis Low., 328 ; 



C. stritellun Jenk., 328 ; C. sulcatus Reeve., 



328 ; C. vimineus Reeve, 328. 

 Copal, the destructive distillation of Manila, 



203 ; Manila, 177 ; the oxidation of Ma- 

 nila copal by the air, 219 ; resins, desirable 



for varnish manufacture, 219 ; the study 



of Manila, 171. 

 Copal oil, formation of, at temperatures 



above 320°, 214; formed by decomposi- 

 tion of Manila copal, 213. 

 Copper, in the Philippine Islands, 331 ; 



prospects in the Loboo Mountains, 107. 

 Copra cake, changes produced by feeding, 



33 ; used in the Philippines as food for 



hogs, 33. 

 Coral reefs, of Mindanao, 359. 

 Coral rock concrete, 131. 

 Coralline limestones, 85. 

 Corbula tunicata Hinds., 328. 

 Cordillera, western, of southwestern Luzon, 



59 ; in Mindanao, 355. 

 Cordilleras of Philippine Islands, location of, 



311. 

 Cotabato, plain of, 346. 

 Cotton, used in manufacture of Philippine 



textiles, 439. 

 Crater lakes, on Island of Jolo, 361 ; of 



southwestern Luzon, 91. 

 Crude petroleum, 1. 



Crystals formed from calcium oxide, 371. 

 Curcuma longa L., 262, 442 ; C. zedoaria 



Rose, 261. 

 Cultellus maximus Gmelin., 328. 

 Cycloclypeus, 327. 

 Cycloseris hidalgi Smith, 328. 

 Cypraa paniculus (?) Bttg., 328; C. poraria 



(?) Lim., 328. 

 Cytherea Javana Mart., 328. 



