Ati's Samoan print shop has a variety of books like the Samoan Mission History book 1888-1900 to newspaper articles from 1856-1902. My dad had purchased some books here that have helped tremendously in our samoan genealogy.
Here's the site: http://www.samoa.co.uk/atis_printshop.html
Here's the contact information:
Ati's Samoan Print Shop
2435 E. Hawkins Road
Tel: (+1) 208 897 5743.