See PE Manual for details!
EDIT FILE.EXT (.FTN assumed if left blank)
Range is of form n-m, n- is from line 'n' to end of file. If not given, default is current line.
HELP * gives list of edit comments
HELP MNEMONIC gives short description of that command
To CONCATENATE files A,B,C using the editor
EDIT A
BO
INC,B,1-
INC,C,1-
DO