Charles Piazzi Smyth
n.d.
[no description and uncovered. The two Manuels leaning on a stone wall]

Glass stereoview, scratched half
Royal Observatory Edinburgh
Photographic Plates, Tenerife Box 5.9
 
(Alan Griffiths, 1 September 2023) I'm grateful to José Betancourt for bringing this to my attention.
 
(pers. Comm.) "… the people shown in his documentation and these two are not the Manuels who helped in the expedition."
 
LL/127300