Yardsticks for Nutrition: Fry, B., 1973. From Mailing Room, Bldg. No. 7, Research Park, Cornell University, Ithaca, NY 14850, kit containing 4 nutrient cards, 11 in. by 8 1/2 in., 2 sides; 12 card inserts (3 for each nutrient card), 7% in. by 5¼ in.; 16 p. teacher guide, 50 cents per packet, additional teacher guides 25 cents each (single copies of guide free to N.Y. State residents only)