Wikipedia
BlueMail
BlueMail is an email management application for Android and iOS created by BlueMail Inc. The application is best known for it's customization options and ability to work with a multitude of providers. BlueMail is advertised as a highly customizable email client capable of being a direct replacement for a devices stock email client.
Usage examples of "berthon".
He complimented him on his uniform, and then, at last, Berthon brought him the paper.
In spring, I believe, the lilies are less in the way, and I fear some one has put a Berthon boat on the loch in April.