This collection consists of correpondence from Grete and James Pick, who emigrated to China, to their friends Willy and Else Heymann, who had emigrated to New Zealand. The letters provide details of the procedures for refugees arriving in Shanghai, impressions of Chinese culture, James Pick's professional life in Tientsin, and Pick's return to Germany after the Second World War.
Also included are a copy letter to Willy Heymann by a general who he cared for in World War I, the wedding ode for Else and Willy Heymann's wedding, Else Heymann's memoirs of her visit to Constantinople between 1917-1919, photograph of Else Heymann, Klaus Heymann's memoirs concerning his mother and his time serving with the Royal New Zealand Air Forces, and correspondence with a family friend.