We are happy! : A collection of original letters / edited by Ralph Ricketts.
1960, First Edition. London : Darton, Longman & Todd. Very good title-blocked cloth copy in a good if somewhat edge-torn (with some loss) and dust-dulled dw, now mylar-sleeved. Remains quite well-preserved overall. Physical description: xiii, 100 p. ; 18 cm. Subject: Happiness. Love. Happiness Research Great Britain.