Letter to WG 2.1 members on the Kootwijk meeting of the subcommittee on ALGOL 66. (Appendix A to the Minutes of the 7th TC 2 meeting). Date: 22.04.1966 Original document language: English Authors: Niklaus Wirth, C. A. R. Hoare, Aad van Wijngaarden, Gerhard Seegmueller