The photo was taken by Thomas
Polson Lugton, and is No 22795 in his 'Poulton' series. I
don't know how many photos there were in this series or how the numbering
system for the series works.
Thank you to Alex James for
allowing me to reproduce this photo. Alex is grandson of Thomas
Polson Lugton, and tells me that me that this is one of several photos by
T P Lugton that he has including:
All are 'proofs'. i.e. printed on very thin paper, rather than on
photographic paper. Most of them measure 11 ins x 9 ins.