Merge .pdf files free with a tool on web at http://www.sejda.com and some info on CutePDF-Pro (http://www.cutepdf.com) that can do this well (at least on PCs) and apply page numbers and footers throughout the finished document. See more tutorials like these at http://EZna.me/60sec. For Capstone Project #4 for my students in CSC-200 at DePaul University, Chicago. Mini-lecture for a page of Contemporary Computing by Jim Janossy, ISBN 978-1-60904-156-4 published by Stipes Publishing LLC, Champaign, IL (www.stipes.com). This multimedia-enabled workbook contains all material for a modern self-paced introduction to computer basics and sound, image, and video editing as well as open-source software. This book is used in course CSC-200 at DePaul University, Chicago taught by the author, Jim Janossy.