the maximum width where the radius 78 begins the lower lateral side openings 26 and 26a are 45 8 to 43 4 inches high and 71 8 to 71 4 inches wide at the bottom at rib 50 and 75 8 to 73 4 inches wide at the top at rib 52 the upper lateral side openings 28 and 28a are 21 4 to 23 8 inches high and 83 8 to 81 4 inches wide at the bottom at rib 54 and 83 8 to 81 2 inches wide at the maximum width where the radius 78 begins in order to be able to stack three 3 tiers of one half pint cartons it is imperative that the opening 26 and 26a is no higher than 1 to 11 4 inches from the inside floor to longitudinal rib 50 and 45 8 to 43 4 inches from the inside floor to longitudinal rib 52 and 6 3 4 to 67 8 inches from the inside floor to longitudinal rib 54 and 91 8 to 91 4 inches from the inside floor to longitudinal rib 56 the top of the beverage case 2 best seen in fig4 is the flat surface of the upper continuous rib 60 in which are formed four recesses 80 as seen in fig1 the recesses 80 are formed in the rib 60 with two recesses on each longitudinal side directly below each recess 80 is a short.