SIP. XOP.MAX LOCKYER AND OTHERS 
Page 
The exposures.402 
Description of the photographs. 403 
The prominences.404 
The corona.. . , . 404 
Part IV,— The Prismatic Cameras. By Dr. Lockyer and Mr. Fomxer. 
Description of instruments.405 
Table of exposures.40G 
Description of the photographs.407 
Part Y.—Discu.ssiox of Results. By Sir Xormax Lockyer. 
The .spectrum of the chromosphere.408 
The spectra of the prominences.409 
Heights of chromospheric Yapours .411 
Tlie spectrum of the corona.412 
Comparison of the green coronal ring with the inner and outer corona.413 
'I'he differences between the coronas obserYed at the periods of sun-spot maxima and 
minima.413 
Illusteatioxs. 
Fig. 1. Plan of eclipse camp.oSO 
Fig. 2. Direction of sun’s axis at time of totality.3S1 
Fig. 3. Sketches of corona.393 
Fig. 4. Direction of shadow bands.39G 
Fig. 5. Cui’Ye of temperature observations, ]\Iay 27, 28, 29 . 398 
Fig. 6. Ciu’ve of barometer observations, May 27, 28 . 398 
Fig. 7. The chromosphere and prominences in K light.409 
Fig. 8. The green coronal ring compared with prominences and inner and outer 
corona.414 
Plates (2-6). 
PI. 2. Corona, as photographed with 4-inch Cooke lens, 16 feet focal length, 5 seconds 
exposure. 
PL 3. Do., 40 seconds expo.sure. 
PI. 4. Prominences photographed at Santa Pola compared with those photographed by 
Professor Langley in America. 
PI, 5. Polar rays photographed at Santa Pola compared with those i)hotographed liy 
Pi'ofessor Langley in America. 
pi. 6. Examples of spectra photographed with the two prismatic cameras. 
