172 INDEX. 
PAGE 
Contact ZOnCis siesisceceiesiveinrg yas o ecesasioa waies Seleleis Reta Se sieeeerenes> 147 
Continuous spectra........-. Mee gueer deetiee Between 232 
Convex lens, formation of images.......seeeseeceeeeeeeereesees 6 
ee  , refraction by... cccceeeeeceecnereseesees muvarcies.s'-45 10) 
Copper, alloy with silver....... GREE Aes eee ee eaaameNees, LOZ 
‘« | microchemical tests for... ....ee.ceeeeeeeoeee seseasene 15] 
COP EROLUS 025% be oie Beta oes kak Oe dehie ba vacmawiesines ee ceie OF 
Corn-starch...... dveiacdinveS Bane. $ Oa Mee de PRE AMAURY as ateiew@ 50) 04 
ee , Microscopic structure... .sceeessceeeceeteesereces 65 
Cotton....... sGisnp alee slooseerente Selieines Casehiele aanGaseae. BL 
“« .fibre...... sraiselsie sxe: seaye:sisieisane S-veate 8 Si sidieiaiain S40 pereelareeONy OS 
16> EO, Catialvs seudauevascay eniwnihe teres eee se deca (82 
ss 4, chemical treatment......--00 -evceeesee ieemesdas: 83 
i 4G, GCOMpOSItIONs . < sn cnsesec ea weeds cae Ceeatess mane 82 
$0 GE 5 VERB ED vious 6 sccctis ateters Sid aed Sub soaticueh spicctesinraes Se aiaiee OD 
se sey mercerization........0 6. see. sivilsfavene ae 2 see we wea. 83 
“© 66, preparation........ sepiteanernies sara S Gini tie le stenheleieiernts a 82 
Cotton paper............ eee ee eee Seis lelact a acsiiaies esis gnselastones 95 
Cover-glass, effect Of........-..0.000. HUM Reese Bee beretaad 3132 
“ » Measurement of..... ecalcusivid Sa Ge eiSsienes, «we eereele B23 
Cover-glasses, cleaning.,...... Sides eae wea Teeevetelaicts Seyeleree weeereee 4I 
Crystalan gles aicis cscs « wie araivicie a oe weds ain aie pineie wena doses dictieveayere ss 14) 
se fy MEASUFEMENL,. 0s cree ceca cece cccccccs censsecces 155 
Cryohydrate......... Sain neey NORTE SANS Risictiy sasauetaai ausinyetalane 104: 
Crystals (see Minerals), 
ae s anisotropic... sesce sees cee eaca ces eeeceees 159, 161, 162 
HE os biatialrcceccs youieaew s Se rte ee sees 159 
“¢, formation of.......... ieaven e 3k SAAS. « Race esi veeeees 142 
tO) ghabitus:.. Siwasneve'sviesuemesas vee saieaaayackinnaiss 143 
ss e MORAG ONAL wcsieie's caissweedatle ous Seelen 8S 55 «ee. 159, 160, 162 
6g ASOLTOPIC. disceonaies cawieis.e besvinieo'd ave sishevet eietein @eaNeMeln-s 159, 162 
«*, microscopic study of............ (Mik eleniee ee anen es TEE 
Sa IMONOCIITIGs saveseveresenses aiseveyeie se eeeeeeeseees 159, 160, 162 
6, orthorhombic... 6... ec eee eee e eee eeee ewes 159, 160, 162 
“©  gtetragonals wessaaisnyise's tet eeeeweeeseueeees 159, 160, 162 
ey triclinies.. 56 Soe ee ee eeeeseee 159, 160, 162 
“, uniaxial........ Sig aes Rapa aed tence eee eeeeecvecee 159 
Curvature of lens....... assierersters Bn B iB. Wee Aa lensncue sei siea ‘es anwecteenensi cesrrne. 6 
“ the fieldiisis i's ssc sanccas oss areca eielave see eeeeceeeee 35 
Dark-ground illumination........... 
