Microfilm of Government of Madras secret file 1462/1942, kept in Under-Secretary's safe, relating to refusal of permission to Louise Ouwerkerk to teach in Madras
Letter to Louise Ouwerkerk from her mother describing her fight to get Louise released from unjust detention, and her ultimate success; letters to Louise Ouwerkerk from her sister Petronella concerning their mother's death; letter to Louise Ouwerkerk from Alice Barnes