GA21-9124-1_3505_Card_Reader_and_3525_Card_Punch_Subsystem_Mar71.pdf | ||
GA21-9124-5_3504_3505_3525_Card_Reader_Punch_Subsystem_Oct74.pdf | ||
GC21-5097-0_OS_and_OS_VS_Programming_Support_for_the_IBM_3505_Card_Reader_and_IBM_3525_Card_Punch_Jul73.pdf | ||
SR20-4513-4_NCP_Release_5_Data_Flow_Student_Guide_198011.pdf |