Plate I. 
Eclipse-Camp 
Karang Sago, Sumatra. 
May 1901. 
lagraphs; a’ clock. 
‚M. 
[7 M. 
f Ole): 
stat-mirror. 
ph. 
ph. 
pparatus. 
ments. ‘ 
1e, anemometer etc. 
ts for terrestrial magnetism and electrical potential 
