If you want the full version and license for commercial use,
you can purchase here :

https://fontkong.com/product/addison-affson/

File Font Version : 

1. Addison Affson.otf
2. Addison Affson.ttf
3. Addison Affson.woff
4. Addison Affson Italic.otf
5. Addison Affson Italic.ttf
6. Addison Affson Italic.woff