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XV. The Total Eclipse of the Sun, April 1 6th, 1893 —Report and Discussion 
of the Observations relating to Solar Physics. 
By J. Norman Lockyer, C.B., F.R.S. 
Received April 17,—Read April 30, 1896. 
[Plates 11-14.] 
Contents. 
Part I.—The Observations. 
page. 
I. Introduction. 553 
II. The African Station (Mr. Fowler’s Report)— 
Locality. 557 
Personnel. 558 
The instrument employed. 559 
Conditions of the Eclipse in Africa. 561 
The dark slides used. 562 
Method of focussing.•. 563 
The plates employed. 563 
Exposure of the plates. 564 
The plates obtained. 565 
III. The Brazilian Station (Mr. Suackleton’s Report)— 
Locality. 567 
Personnel. 568 
The instrument employed. 568 
Conditions of the Eclipse in Brazil. 570 
The dark slides used. 570 
Method of focussing. 570 
The plates employed. 571 
Exposure of the plates. 572 
The plates obtained. 572 
IV. Description of the African Photographs. 
Photographs near beginning of totality. 573 
Photographs about mid-eclipse. 574 
Photographs near the end of totality. 576 
Photographs taken out of totality.576 
25.11.96. 
