Abstract: An apparatus for clipping ends of a book of sheets includes a first detector for detecting a first end of the book of sheets, a clipper positioning system and a first clipper including a knife. The clipper positioning system is adapted to automatically position the first clipper to a proposed first clipping position based on the detected first end of the book of sheets. A method of processing a plurality of sheets includes assembling the plurality of sheets into a book of sheets, detecting a first end of the book of sheets to propose a first position for clipping the book of sheets, positioning a first clipper based on the detected first end of the book of sheets, advancing the book of sheets to an infeed conveyor, detecting, the presence of the book of sheets in the infeed conveyor, advancing the book of sheets to the first clipper, clipping the first end of the book of sheets, and advancing the book of sheets from the first clipper.

Abstract: A method and apparatus for trimming the edges of sheets including providing a conveyor, a first saw and a second saw, first conveying the sheets on the conveyor past the first saw, trimming a first side edge of the sheets, and then conveying the sheets on the conveyor past the second saw and trimming a second side edge of the sheets.