pr : convert text files for printing
[SYNOPSIS] pr OPTION FILE
OPTION
+FIRST_PAGE begin [stop] printing with page FIRST_[LAST_]PAGE
--COLUMN output COLUMN columns and print columns down, unless -a is used. Balance number of lines in the columns on each page
-a print columns across rather than down, used together with -COLUMN
-c use hat notation (^G) and octal backslash notation
-d double space the output
-D FORMAT use FORMAT for the header date
-h HEADER use a centered HEADER instead of filename in page header, -h "" prints a blank line, don't use -h""
-t omit page headers and trailers
implied if PAGE_LENGTH <= 10
-T omit page headers and trailers, eliminate any pagination by form feeds set in input files
-w WIDTH set page width to PAGE_WIDTH (72) characters for multiple text-column output only, -s[char] turns off (72)
-W WIDTH set page width to PAGE_WIDTH (72) characters always, truncate lines, except -J option is set, no interference with -S or -s