Correspondence with the Royal Institution Papers on Simon's 1948 'Friday Evening Discourse' to the Institution, 'Power Sources and Power Utilisation' Papers from 1949-1950 on a course of lectures at the Royal Institution on Low Temperatures (Simon's talk was called 'Low Temperature Problems: A General Survey'). Papers on a Special Meeting of the Royal Institution on dismissing Prof EN da C Andrade from his post of Resident Professor at the Royal Institution 1952. Over this issue, Simon resigned his membership of the Royal Institution Correspondents include: Prof EK Rideal; Dr T Martin and Sir Lawrence Bragg 1946-1954