A. W. Maschke, Properties of the Neutrino Beams at a 400-GeV Accelerator, National Accelerator Laboratory Internal Report TM-217, February 9, 1970. 5 (National Accelerator Laboratory), personal communication, 1970. TM -218 Q l // / i i TM-218 -25- TM-218 -26-,c/Ab-, TM-218 R/x w 2251 b ‘-\.,-3Kq/4 - I- x b: An B 2..6.8