Minutes of the meeting of the Optical Subcommitte of the British National Committee for Physics Present: Mr T Smith [Chairman]; Matters discussed 1. Minutes Minutes of the meeting held on 22 May 1950 were confirmed 2. Publication of Report by Mr Temmermann 3. Conventions and Symbols 4. Optica Acta 5. Italian Institute of Optics at Arcetri 6. Meetings of the International Optical commission 7. Future Reports and Meetings 15 November 1950