Apple does not provide a direct download link for the full Mac OS X 10.6 Snow Leopard installation DMG on its official public support pages
The Internet Archive hosts several DMG files for abandonware purposes. These are not endorsed by Apple, but many retro-computing communities use them. Search for: Mac Os X 10-6 Snow Leopard Download Dmg
Are you planning to install Snow Leopard on original hardware or are you trying to set it up in a virtual machine like VMware or VirtualBox? Apple does not provide a direct download link
As he sipped his coffee, Alex remembered the buzz about the upcoming Mac OS X 10.6, codenamed Snow Leopard. Apple had announced its release for August 2009, and he was determined to get his hands on it. The problem was, he couldn't afford to buy a new Mac, and his current one wasn't compatible with the latest operating system. 8 GB USB flash drive