Watermelon Rind Sweet Pickles
["3 qt. watermelon rind (about 6 lb. unpared or 1/2 large melon)", "3/4 c. salt", "3 qt. water", "2 qt. (2 trays) ice cubes", "9 c. sugar", "3 c. white vinegar", "3 c. water", "1 Tbsp. (about 48) whole cloves", "6 (1-inch) pieces stick cinnamon", "1 lemon, thinly sliced with seeds removed"]
["Remove all the green outer rind and all the red meat from the melon, leaving only the white rind.", "Cut into squares or strips about 3/4 to 1-inch thick.", "Cover with brine made by mixing salt with 3 quarts of cold water.", "Add ice cubes.", "Let stand 5 or 6 hours or overnight."]
["watermelon rind", "salt", "water", "sugar", "white vinegar", "water", "cloves", "cinnamon", "lemon"]