Cut cucumbers in halves lengthwise. Cover with alum water, allowing two teaspoons powdered alum to each quart of water. Heat gradually to boiling point, then let stand on back of range two hours. Remove from alum water and chill in ice water. Make a syrup by boiling five minutes two pounds sugar, one pint vinegar, with two tablespoons each of whole cloves and stick cinnamon tied in a piece of muslin. Add cucumbers and cook ten minutes. Remove cucumbers to a stone jar and pour over the syrup. Scald syrup three successive mornings, and return to fruit.