Real photo postcard of Prince Rupert, later Rupert Cambridge, Viscount Trematon (1907-1928)  standing beside Princess Alexander of Teck, later Princess Alice, Countess of Athlone (1883-1981) seated on a couch with Princess May, later Lady May Cambridge (1906-1994). Prince Rupert and Princess May look at the camera whilst their mother studies a book placed on her lap.

The postcard was sent to Miss Annie Gordon to wish her a happy birthday.