A photo of Llandovery County School football team from 1920/21 (as sent to my grandfather, Les Jenkins, who's in the photo).

Text on the back is very faint in pencil but names listed appear to be as follows:

"Llandovery County School
Top row AFC first XI 1920/1921
Mr H.J. Griffiths, L. Jenkins, L. Thompson, E. Grey, O. Lewis, Mr. Hughes
Sitting
T. Davies, S. Morgan, G. Grey, L. Morgan, H. Thomas, T. Evans, W. Davies (Res.)
Front
C. Thomas, D.A. James"

Sent as a postcard addressed to (my grandfather):

Leslie Jenkins
24 Broad St
Llandovery
S. Wales
Carm.