Solar Eclipse of May 28, 1000. 377 



PLAN OF OBSERVING STATION, MAZAFRAN CAMP. 



A. Reflecting spectrograph. 



B. 2-inch spectrograph. 



C. Quartz spectrograph. 



D. Exposing shutter. 



E. Ccelostat slow-motion handle. 



F. Ccelostat. 



G-. Planed steel plate with channel. 

 H. Driving clock. 

 I. Tripod for weight. 

 J. 3-inch telescope and spectroscope. 



Having obtained letters of introduction to some landowners in the 

 district we intended to occupy, we went at once to the village of 

 Zeralda, about 20 miles west from Algiers, and making this our head- 

 quarters for a few days we explored the neighbouring country. 



The people to whom my brother had letters received us with the 

 greatest civility, and we desire to mention in particular M. Buloff, 



