Officially, Apple sold Snow Leopard for $29 as a retail disc. While it is no longer sold on the official Apple Store, it remains a licensed product.
Mac OS X 10.6 Snow Leopard Retail : Apple, Inc. : Free Download, Borrow, and Streaming : Internet Archive. Internet Archive Download Mac OS X 10.6.8 Update v.1.1 - Apple Support how to download snow leopard for free
You can find preserved retail disc images of Mac OS X 10.6 Snow Leopard uploaded by users for historical preservation. Officially, Apple sold Snow Leopard for $29 as a retail disc
Once you have acquired a .dmg or .iso file, you cannot simply double-click it to install. You must create bootable media. Mac OS X 10.6 Snow Leopard Retail : Apple, Inc. : Free Download, Borrow, and Streaming : Internet Archive
Note: Use these third-party sources at your own risk, as they are not officially sanctioned by Apple. 3. How to Install Snow Leopard from a Downloaded File