Slanted calligraphy paper is perfect for guiding copperplate and other Western calligraphic writing for beginners and more experienced calligraphers. Western calligraphy is a decorative form of writing in English, Latin or other European languages, however calligraphy is also popular using other alphabets and languages.

From Wikipedia: Calligraphy continues to flourish in the forms of wedding invitations and event invitations, font design and typography, original hand-lettered logo design, religious art, announcements, graphic design and commissioned calligraphic art, cut stone inscriptions, and memorial documents. It is also used for props and moving images for film and television, testimonials, birth and death certificates, maps, and other written works.