Table of Contents. ix 
CHAPTER VII—concluded: PAGH 
Analyses of Kansas natural gas ................... Bitten ane ah cri 256 
CollectioneOMeaSEswe yrs. cee heey re Seeiete stge Doe ee else coli ee ee 257 
Methods of analysis—calculations, formule, etc.................. 257 
Determination of helium, neon, argon, etc.....................5. 259 
Analytical results: 
Datarconcermineoyoasessanalyzedianee deem ane eae ess 266 
Discussion of results ...... OEE aa ee COORG nis 269 
Mableroianaly Sesemrrerrey are mrn cee ne Chins wameentA Ms meT Te 6 270 
MhesheatingeapowerorjWansaseeasee casein eee eee cin ce- 275 
Methods of determining: 
Calculation from analysis..... ..........,.. Lis Sa ce ae naan 275 
Calorimetricydeterminationss.. cae eee ae aac oe 276 
Principle and use of the gas calorimeter ...................... 276 
Experimental work on heat values...................2.2-. 005. 278 
Importance of heat determination ............... .... cess eee 279 
Generalidiscussiomsnevyer tsi cat cet Ga eee Waals Pawel s aes ee oe 560 Bay) 
Scarcitysotereliable’@as analySesnsscs cas. ces soc cs oc os cues sees 281 
Variation in composition of gas from same source................ 283 
sRhesusestornaturalecas sc: sree 2 eos sess ees cite nee co 284 
CHAPTER VIII.—CHEMICAL COMPOSITION OF PETROLEUM. 
LB ITS MEG SUSI OO Seay hee DS Opes CEO A Ee OE re oon OUR 
Detailed composition of petroleum*,..-..............--.--+-+ «+--+: 304 
I. Hydrocarbons of paraffin series C,,H2,+2.............-- Be ae ras 304 
Hydrocarbons of the series C,H2,....... iS aaa er RR A 305 
Ae Lithylenessunsaturatedisnncie ceca. eek Sones cn a eee 305 
SCT CSE Onl ome eee hehe aL Moist, c wicccunts sisirertiicls aie se 3 888 . 805 
SELeSEGnbon= os MINADNEMYIENES ae cercs ceiclslesies «se os ae eseyessteueleere ts 305 
SEPAIES) Gaal’ bynes 4 Baio Ve) VIS ee See et ES er CEN ee et a 306 
SeriessOnklon=—meNZenesiy ee ste ease chsh erect Nace ta 306 
OSREMN COUT TOI) MN FOCARO ANI S Soo deb eee doub obodn ooo EKdu Bo aO soo 306 
Sulturscompoundssingoetrolcumbmerne cera tec cicicee aa ical: 307 
Nitrogenkcompounds;ingpetroleumiaase ss so meee se eee ie ae 307 
Hxaminationsofemansas: petroleum. ce 4-4an ces oso ae een: cone 307 
Methodsrotexaminations tr t.04)9 cts sierra cv elcss eas Rae o oho ce ek Sensis avs 310 
EXplAanaviongolaplatemNleder perl ee ncar esteem ac yest servant ays crease 311 
Gasoline-producing crudesoilsiieweae cscs «55 core fone ae eile «crack: 313 
Heavyivecrud ewollSkerreriy sa eis nies 5 aon cons ie a Spsines BE TRAE CR a, 314 
MablessiatorUuleanclustviers sacs estos ee beets he, sox Sen 314, 315 
Opticalipropertiesrofedistillatestan yes eee. ooo sees 316 
INGEXESTOLEGEDNAC UIOM Meee nc eee acer Sear sis alate epevaneeve)eug: wje's 316 
Rotation ofjpolarizationy planer ats.) oe ee ade ee en es 316 
CHAPTER IX.—CoAL MEASURES FAUNAL STUDIES. 
By J. W. Beede and A. F. Rogers.......... Ae Weed Ogio a one Bier cr aes 318 
Faunal Divisions of the Kansas Coal Measures............ APR rere act 318 
TN tROCU CELOMM ee ee sens i are ee na oe ale 318 
EM StORICAlES Ke LCI eet eta eer ao ah res te ote hie Aye eidcaie eel seed kau es 319 
COlTSCETOTIS ee ee ee ENGL RAM Aah io 2 cn cde 321 
