PDF facsimiles of some original manuals are here: http://bitsavers.trailing-edge.com/pdf/ibm/704/ http://bitsavers.trailing-edge.com/pdf/ibm/704/ In addition t

PDF facsimiles of some original manuals are here: http://bitsavers.trailing-edge.com/pdf/ibm/704/ http://bitsavers.trailing-edge.com/pdf/ibm/704/ In addition to the manual for the computer itself, describing the assembly language and so forth, these include documentation for the earliest versions of Fortran. Bitsavers has a lot of neat stuff on all sorts of old computers, including other old IBM systems, the B5500, (recently mentioned here) and a whole lot of old DEC equipment.