Details of exhibit

Exhibition:
1903 Forty-eighth Annual Exhibition of the Royal Photographic Society of Great Britain  
Exhibit title:
Solar, calcium and iron spectra obtained with the 21 feet focus concave Rowland grating  
Exhibitor:
Sir Norman Lockyer 
Section:
Scientific, Technical and Photo-Mechanical Exhibits 
Exhibit No.:
379 
Exhibit type:
Photograph 
Process:
[Not Listed] () 
Award:
none