People with their hymn books, etc. Brass band in attendance, a Minister at the podium. This is possibly a bank holiday occasion - like "Gwennap Pit' - location unknown.
"Ancient British Huts" at Boskednan. Identified by Cedric Appleby from photos in Cornish Fogous by Evelyn Clark (Methuen, 1961, pp.103-104 - extract below).
This is questioned as to whether or not it is a fogou.