Network Picture Processing Language. An interactive language for manipulation of digraphs. ["A Graph Manipulator for On-line Network Picture Processing", H.A. DiGiulio, Proc FJCC 35 (1969)].

In addition suitable contents:
[ = ] [ ag ] [ am ] [ an ] [ ar ] [ arc ] [ at ] [ C ] [ ch ] [ D ] [ du ] [ er ] [ era ] [ es ] [ et ] [ fi ] [ file ] [ fo ] [ for ] [ G ] [ ge ] [ gr ] [ graph ] [ gu ] [ h ] [ hr ] [ hs ] [ id ] [ il ] [ in ] [ int ] [ interactive ] [ io ] [ J ] [ la ] [ language ] [ Lex ] [ li ] [ line ] [ M ] [ ma ] [ man ] [ mo ] [ mod ] [ module ] [ N ] [ na ] [ ne ] [ ng ] [ ni ] [ O ] [ ph ] [ query ] [ rc ] [ re ] [ ro ] [ se ] [ si ] [ to ] [ tw ] [ ua ] [ ve ]