Mac Os 10.5 Iso [portable] -

On October 26, 2007, Apple released Leopard, introducing over 300 new features. For many, the "story" began with the iconic space-themed welcome video that played upon the first boot—a dark, atmospheric clip that felt like a portal into the future of computing. Key Chapters of the Leopard Era

Assuming you have burned the ISO to a dual-layer DVD or restored it to a FireWire drive: mac os 10.5 iso