Letter with Attachments Bo Einarsson sends the Second Report on the IFIP Working Group on Numerical Software (WG 2.5). There are four attachments: 1)Aim and scope of WG 2.5; 2)Potential areas of activity; 3)Project approach to activities; 4)Tentative membership. Date: 01.08.1974 Original document language: English Authors: Bo Einarsson Addressee: Andrei Petrovich Ershov