httpproxy.gopherspace.dk:75/1/proxy/https://bitsavers.org/pdf/ibm/360/os/R12_Aug67/

       Index of /pdf/ibm/360/os/R12_Aug67
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   DIR /pdf/ibm/360/os
       Y27-7128-0_OS_Control_Program_With_MFT_Program_Logic_Dec1967.pdf
       Y28-6658-0_MVT_Control_Program_Rel_12_Logic_Summary_Program_Logic_Jul1967.pdf