366 LOWELL—THE CARTOUCHES OF MARS. 
R 
Days before Sol Serine Days after 
° JO 60 go 720 ' 
Lat.78°N 
Mean Long.74° 
Lat.75°N 
Sirenius N. 
Mean Long 110° 
iz 
HE 
a 
Lat.74°N 
W. Kison 
Mean Long 355° 
Lat 72°N 
E.Kison 
Mean Long 345° 
Lat7i°N 
Jaxartes 
MeanLong 25° 
J. 
i 
Lat 69N 
Rhiztus 
Mean Long 300° 
© 
- 
* 
(@) 
@) 
@) 
ie) , 
@) 
(@) 
Lat 65°N 
Hades 
MeanLong 168° - 
Sale 
Fe 
a 
oS 
> 
* = Minimum Visibility ARCTIC CANALS 
Plate I. 
