LIX, 
| 
I'L. I TK at 
4 * 5 ^ 
57° 81? 
5T39 1 
5T39 
ST38' 
(CONON BASIN) 
SURVEYED IN 1902 BY 
JOHNSTON, M.B , C.M., JOHN HEWITT B.A., 
M. CLARK, B.Sc., AND JAMES MURRAY 
eight of Surface of Water above Sea Level, 821 ‘9 feet 
The Land Contours are from the Ordnance Survey 
Scale 1 : 21,120 3 INCHES TO I MILE Mil 
1 Kilometres 1-61 
0 21 KILOMETRE — I CENTIMETRE 
HEIGHTS IN 
FEET 
2750 
2500 
2250 
2000 
1750 
1500 
1250 
1000 
900 
FEET 
METRES 
838-2 
762 
685-8 
609 6 
533-4 
457-2 
381 - 1 
304-8 
274-3 
DEPTHS IN FEET 
FEET 
METRES 
50 
15-2 
100 
30-5 
150 
45-7 
200 
61 
250 
76 2 
50 
100 
150 
200 
250 
