TESTS OF ROAD-BUILDING ROCK IN 1916. 
. 11 
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eo 
t^OCOOO 
NOWNOO 
OC 00 t^o 
OS 
00 00 iO tP t^ 00 
CO 00 CO 
1 
CO CO H CO"* OS 
CO Tj< <H CO i-H CO 
^^ 
i-h W^OfflOXMCOOO 
co^cNicocococoesicococoio 
CO CO NMSNH-;- X 
t^ to » X X i- N i N 3 
= 5 
83 
,M3' 
loo, 
Ji'l!|^- : 
£1 
It 
■£ = 
Wo 
O c3 > 0*0 
ort : :Sdo 
O 3q 2 
Sh>H 
C!Krt-^SN?XXCa 
ONMOOONHHHOH 
•OC0 thOOI^O 
woo 
ci 00 OC 
r- cooco 
00 _OJ C5 Ci 
COCO ^H 00 
CO i-l t^ OS 
■* rH 00 O ^^ NNN 
CO i-~ tJH t^ {^ c© O 0CCO(M00 
"* iO ■* c4 CO ■* oq <N CO iO CO 
<NC0 (Ml 
b-§8££3 
o o o o o 
© o o. 
COTfX<NCO<NtOiO<NC001 
OS:i.-NNC!OCHrtN: 
— >— 100 010 X ro -f -* tp t^ c 
00050003COOOOC 
t^<NrH,-<t© 
<M O t^ SO !M ^h -* 
co co co co ^ •* d 
NNr-KNHWN 
lOXXXOit 
CO CO CD to CO f 
HHHN , 
LO to t— IO CO * 
1' 1' I' = 'J -" 
S 2 - ~ t. ~. 
