An integrated circuit package stack with a first and second substrate interconnected by solder further includes solder resist openings of mixed lateral dimension are spatially varied across an area of the substrates. A moving member detachably supports the drum support member. A third intermediate memory and a fourth intermediate memory are provided for free message locations that are intended for or originate from the local processing unit. The amount of water vapor generated from the warming article is preferably 1. Knurled channels in the flanges and in the web stiffen the stud further. A channelization logic circuit is configured to convert the binary count and the stored right-justified code number into the channelization code.