INDEX. 



551 



Tanyguathus lucionensis (Linnogus) , 278. 



Taraca River, Lanao District, 491. 



Tarragona, Davao, coal from, 502-503. 



Tawi-Tawi Island. 486. 



Temperature, influence of, on time of setting 

 cement, 151; of Mindanao, 480; of the 

 Batanes Islands, 5. 



Terpeues and essential oils of the Philip- 

 pines, 49 ; Terpenes and essential oils of 

 the Philippines, ylang-ylaug oil, 65 ; ana- ■ 

 lysis of ylang-ylang oil, 69 ; composition ; 

 of ylang-ylaug oil, 78 ; constants of first- 

 grade ylang-ylang oils, 70 ; general trade ' 

 conditions, 66 ; hydroxyl groups, method \ 

 of estimation, Zerewitinolf. S3 : methods 

 of distillation, 6S ; synthesis of ylang- 

 ylang oil, 86 ; the adulteration of ylang- 

 ylang oil, 74. 



Tests, American Society specifications for 

 cement, 167, 168, 170, 171 ; climatic in- 

 fluences on cement, 176—178, 180 ; for 

 soundness, 158 ; specific gravity and loss 

 on ignition in cement, 171 ; Portland 

 cement, 137 : tamper for cement, 161— 

 163 : United States Army specifications 

 for cement, 155. 161, 164, 168, 169, 171. 



Tests (steam of coal), average barometer 

 reading during, 311 ; average steam pres- 

 sure maintained during, 311 ; description 

 of apparatus and methods employed, 303- 

 310 ; detailed observations of, on coals 

 from Australia, 323-327 ; from Borneo, 

 330-331 ; from Japan, 328-329 ; from the 

 Philippine Islands, 332-340 ; equivalent 

 evaporation of water from and at lOQ- C. 

 of Philippine coals and others offered for 

 sale on the Manila market, 316 ; flue gas, | 

 307-309 ; kind of grate used in, 302-303, 

 311, 342-345, 353 ; lowering of the value 

 of, by moisture in the air, when made in 

 the Tropics, 350-351, 354; methods of' 

 analysis employed, 307, 309, 310 ; neces- ■ 

 sity for uniform conditions in making, 

 303 ; number of, necessary for valuation, 

 303 ; Philippine coals and others offered , 

 for sale on the Manila mai'ket, 311—318. 



Test with dried and undried cement taken 

 from paper bags, 144. 



Tetrahydro-limonene, 54. 



Tidal scour in the Batanes Islands, 20. i 



Tineidce, 36. 



Tinggiau, a Philippine people, 197 : births 

 and marriages of. 206 ; funerals of, 210 ; ' 

 geographical distribution and migration | 

 of, 198 ; government of, 203 ; physique, 

 dress, and customs of, 199 ; religion of, 

 204. 



tomentosa (Adixoa), 28. 



Trerouidce, 276. 



Tribolium ferrugineum Fabr., notes ou the 

 abundant appearance of. in the Philippine 

 Islands, 299. 



trivittata (Metriona), 267. 



Turdidce, 279. 



Typhoons, at Mindanao, 481 ; beetles, co- 

 conuts, and, 533. 



United States Army specifications for cement 

 testing, 155; 161; 164; 168; 169; 171. 



vastatrix (Pyrausta), 35, 



Veruela, Agusan River, 505 ; 509. 



Virginia (Scirpophaga), 34. 



Vitessa splendida Schultze, 35. 



Volcanic tuff as a construction and a cement 

 material, 391 ; cement, 404 ; chemical 

 examination of, 404, cubic weight of, 

 399 ; curve from which the time required 

 to dry a cube of any size may be directly 

 read, 403 ; curve showing the rate of 

 drying in the air, 401 ; durability of, 

 397 ; microscopical examination of, 393 ; 

 porosity of, 398 ; specific gravity of, 397 ; 

 table of crushing strength of, from several 

 quarries near Manila, 394 ; of tensile 

 strength of Majayjay. 395 : tensile 

 strength of, being used in Manila, 395; 

 the rate at which the drying takes place 

 in the air, 400 ; of transverse strength, 

 396 ; of transverse strength of Wisconsin 

 building stone, 397 ; temperature changes, 

 398. 



Volcanoes, alignment of, 14. 



Vulcanism, effects of, in the Batanes Is- 

 lands, 22. 



WALKER, HERBERT S., Notes on the 

 sprouting coconut, on copra, and ou co- 

 conut oil. 111. 



Water, equivalent evaporation from ifnd at 

 lOO" of Philippine coals and others offered 

 for sale on the Manila market, 316 ; in 

 air, the eft'ect on the economy of furnaces, 

 350-351, 354 ; in steam produced during 

 tests of Philippine and other coals, 306— 

 307. 



WEISE. J., Description of new Cassidida^ of 

 the Philippine Islands, 259. 



Worcesteria grata Banks, 235. 



Y'Ami Island (Batanes), 11. 



Ylang-ylang oil, 65. 



Zamboanga. Mindanao, 481. 



Zosteropidte, 280. 



Zosterops hoholensis McGregor, 283. 



Zosterops siquijorensis Bourns and Worces- 

 ter. 280. 



