Crossword clues for Mark on a ruler 4 lettersAnswerClueINCHRuler markingERASThey might be marked by rulersINCHMark of a ruler?INCHLong mark on a rulerINCHMark on a rulerINCHMark of a good ruler?DOGERuler with a palace near St. Mark'sREGALIARuler markings?ERAPeriod often marked by a rulerONEINCHMark of a rulerINCHESMarks of a ruler