Read "A Treatise on Grain Stacking" by John N. De Lamater online for free on Textopian. Full text with search, annotations, highlights, and AI-powered reading aids.
The first load being built straight up and flat on top forms a firm and secure base on which to build the upper structure.
Laying out or putting in the bulge is the most important part of the stack, for it contains the greater part of the grain; by laying out and keeping the stack "flat", the work can be done rapidly, and when the stack settles the buts will hang down, for there is nothing to hold them up.