Here is a summary of RUNOFF input file commands.
All start with "." in column 1.
.blank 2
.literal
AP,AUTOPARAGRAPH
AX,APPENDIX
B,BLANK
BB,BEGIN BAR
BR,BREAK
C,CENTER,CENTRE
CH,CHAPTER
COMMENT
DBB,DISABLE BAR
DX,DOINDEX,DO INDEX
EB,END BAR
EBB,ENABLE BAR
ELI,ENDLITERAL,END LITERAL
ELS,ENDLIST,END LIST
EN,ENDNOTE,END NOTE
ENDSUBPAGE,END SUBPAGE
F,FILL
FG,FIGURE
FL CAPITALIZE,FLAGSCAPITALIZE,FLAGS CAPITALIZE
FL HYPHENATE,FLAGSHYPHENATE,FLAGS HYPHENATE
FN,FOOTNOTE
FT,FIRSTTITLE,FIRST TITLE
HD,HEADER
HL,HEADERLEVEL,HEADER LEVEL
HY,HYPHENATION
I,INDENT
J,JUSTIFY
LC,LOWERCASE,LOWER CASE
LE,LISTELEMENT,LIST ELEMENT
LIT,LITERAL
LM,LEFTMARGIN,LEFT MARGIN
LS,LIST
NAP,NOAUTOPARAGRAPH,NO AUTOPARAGRAPH
NF,NOFILL,NO FILL
NFL,NOFLAGSCAPITALIZE,NO FLAGS CAPITALIZE
NHD,NOHEADER,NO HEADER
NHY,NOHYPHENATION,NO HYPHENATION
NJ,NOJUSTIFY,NO JUSTIFY
NM,NUMBER
NNM,NONUMBER,NO NUMBER
NOFLAGSHYPHENATE,NO FLAGS HYPHENATE
NPR,NOPERIOD,NO PERIOD
NT,NOTE
NUMBERAPPENDIX,NUMBER APPENDIX
NUMBERCHAPTER,NUMBER CHAPTER
P,PARAGRAPH
PG,PAGE
PR,PERIOD
PS,PAGESIZE,PAGE SIZE,PAPERSIZE,PAPER SIZE
PX,PRINTINDEX,PRINT INDEX
RM,RIGHTMARGIN,RIGHT MARGIN
S,SK,SKIP
SD,STANDARD
SP,SPACING
ST,SUBTTL,SUBTITLE
SUBPAGE
T,TITLE
TP,TESTPAGE,TEST PAGE
TS,TABSTOPS,TAB STOPS
UC,UPPERCASE,UPPER CASE
X,INDEX
.end literal