When was the Fax Machine Invented? - eFax

When Fax was the Future: A Brief History of the Fax Machine

How to Fax from Computer Online (Windows, Mac & Email Fax App)

Secure Enterprise Fax in the Cloud - Upland InterFAX

Email to Fax – Send Fax From Email Using Gmail or Outlook

How Does a Fax Machine Work? Step-by-Step Breakdown

Fax with iPhone and iPad – free and paid options - 9to5Mac

How to Fax Over the Internet (in 5 Easy Steps)