Abstract: For use with lazy-portrait narrow-end to narrow-end (LPEE) formatted document pages printed on a continuous web of material, an apparatus and method of use for assembling correctly page-sequenced document sets that utilizes a slitter for separating the LPEE formatted document pages into two separate streams of continuous sheets that are loaded onto a document transfer cart that has two side-by-side and hinged-together document receiving trays, for each tray a removable bottom support plate assembly having casters on the lower portion of one of the bottom support plates, a top document delivery roller for each tray, a central hinge connecting the two trays to each another, support rack pivot rods, a handle secured to each tray, and cart transfer wheels.