Burr. 
Amygdaloidal Melaphyr. 
H a 
x ESTNU Z 
Lys as 
/ 
AMBRIDGE 
FELSITE 
FAULTS 
—YNEWTOD 
A 
B 
at = : 5 Ns 
ef Nee a7. ( PAAR: bie ; 
BS “ / ———— ; TRAP DIKES 
LNIUT st 
: 
/ 
( 
\ 
| \ BROOKLINE 
“ wl os 
R i si 
Oe aes eo 
SEUOTVPE PRINTING CO_SasTO 
