paper feed control character

from The Free On-line Dictionary of Computing (8 July 2008)

Paper Feed Control Character

   (PFCC) An obscure mechanism used in Fortran run-time systems
   whereby the first character of a line of output to a
   line-printer caused various actions after the line was
   printed:

   	space	return newline
   	0	return newline return newline
   	1	form-feed
   	+	return