The Florence Design Academy has a good tutorial showing how to combine a scanned image of crumpled paper with a simple photoshop mosaic texture to create a realistic Leather texture suitable for use in 3ds Max.
Randall Hand
Randall Hand is a computer graphics programmer and news junky that's been working in the field for the last 15 years. He's responsible for visualizations generated on some of the most powerful supercomputers in the world, ytnef, mullion support in ParaView, and VizWorld.com.