RESULTS OF PHYSICAL TESTS OF ROCK, 1916 AND 1917. 21 
OWHlO(NCO'*COCCCC't l (N(N^ CO-fCKN-tfCMC^OlCOCO M-nOM i-H •>* CO 
CO © CN|Tt<CD''*<CT>0-**<COTt< OS Tt! J3 00OTt lO ■»*< lO CO 00OlH-*Tlt'£tC0OO> 
o«Nt^ MO^onooooN o ont^^o cot^-or- cot-r-cot— ot~t— t- 
tjJ (O CO CO »'>)<tDtD^(0(D<DiOiO_N IO 00 © 00 i< !D O 00 © (fl lO (D OO 00 ■* © iri lO 
CO .-< lO ■* lO CN Co' t^-' CD OJ 00 t^ 00 ai CO t-' CO CO 00' 00* CD t-' 1-' 00 co" CO (Ot-' 1-' O Oi OS CN CO -tf 00 00 CO 
in CO !>•' CN t> CO' CD lO CD ■*' ■* Hi "* -* CD lO lO Hi -*)*' Tji cd lO Hi ■* lO tJ< lO lO « CO ■<* ■* CO CO CN ■*" ■<*' Tl< 
O CO t-1 COi 
t— t--Tj<cOlO , *t t COCOCOCDt— COcOCDL—CDCO CO CD CC 1 I ~ CO CD cor^co CC *-£ "-C — CC CO I— CO CD 
ii 
.go 
.T-O 
3§~ 
5 fl 
£ 
55 O ot 
IIS 
■&ip 
o o,2 o o 
, d'd:d'd r d 
SotScd.SS^S . • . cd 
otOot,2c3ot,otOOOJ20otO 
cd <£> <o~ +j? c» "£? £"O r d r d^-"d ®T5 
a ~ 
.5-6- 
. ; g . m 
OOOOOOOOOOOOOO OOOOOOOOOOO+J'tiOOOOOTofio 
■d T3 -d TJ -d T3 -d TJ 'd t3 'd X) T3 t5 T3 'd 'O T3 T3 'd 'd TJ t3 X5 T3 fl S'd'd'd'd Jj'd 2^) 
111 
« c3~ 
OT — 
CD O 
— I £ 
■d B 
5 c 
R cjOO 
OT B "-^ P" 
gaps^gg 
5P 
ot q > 
CD gr,cXCD CD 
cs o-r 1 
be be 
OTi: wPcG MMO oSV r 
! - 3.&£,8 odOcs B "3S g!5 ^.2 5 - • 
Cfi CD CD 
,MoO 
COt— (McOiOcOt^OOO. 
- CD CO t- I 
O o — • 
O CD CD [^ V ■' ■' 
-oooooo 
Tl 
OOOOOOOOOOi-HlOwj^-wJi'i'T— i^ 
OOOOOOOOOOOO0505rHrHrtO. 
