Author Maureen Paton who discovered the secret of her birth (Image: Jonathan Buckmaster)THE grainy black and white photograph shows a line of young women at Birdhurst Lodge, the unmarried mother-and-baby home in Croydon, in 1951. Most are girls, smiling and laughing in the image, and young enough to shrug off the humiliation of being social outcasts for the mere “sin” of falling pregnant outside wedlock.But in the back row – third from the right – is a woman of 40, attempting to hide herself from the intrusion of the photographer.“You...