wherein each one of said pass thru dividers has a cup shaped slot within a top edge portion thereof and a one inch groove within the top edge portion thereof, said groove is positioned between opposing end portions of a respective one of said pass thru dividers, and {HEAD ~ the cup} shaped {TAIL ~ slot intersects} one of said opposing end portions of the respective one of said pass thru dividers 
shaped
wherein each one of said pass thru dividers has a cup shaped slot within a top edge portion thereof and a one inch groove within the top edge portion thereof , said groove is positioned between opposing end portions of a respective one of said pass thru dividers , and { HEAD ~ the cup } shaped { TAIL ~ slot intersects } one of said opposing end portions of the respective one of said pass thru dividers
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