"The Art of Leather Inlay & Overlay" by Lisa Sorrell "Bespoke Shoemaking" by Tim Skyrme "Simple Sandalmaking" by Tim Skyrme "Pedorthic Footwear" BERJALAN Foundation "Shoe and Boot Designing Manual" by George Koleff "Last Designing and Making Manual" by George Koleff "How to Make UGG Boots" by George Koleff "The Orthopedic Shoemaker" by Philip Taylor "The Sandalmaking Workshop" by Rachel Corry You might also consider Lisa Sorrell's 8DVD and book set: How to Make Cowboy Boots