Entirely mysterious hand-tinted photograph. Everyone obviously looking for something, but why would they have taken a picture just at this moment? The woman on hands and knees looks jauntily dressed (in Land Girl breeches?), but why is she down and no one else? And what's in the strange sack?
Prompts fleeting memory of To the Lighthouse and the search for Minta's lost brooch in the sea wrack and rockpools.