Long man's shadow

"Could the widowed Mrs Stonier be the the new Miss Marple? Having taken early retirement from her job in publishing, she now works in The Home of Taste, a retro-vintage shop. This is useful as she has 'downsized' to a flat in Stoke Newington and needs to organise her 'tat'. While sorting through her boxes, she comes across one containing photos, labelled the Brittan albums, which she had bought with her late husband at a car boot sale in Essex 10 years earlier. The photos were taken in the 1930s. On a foray to Sussex to stay with her sister, a body is discovered. It is in a well at Willmans…