Black Spot Books

Planned future releases
Planned future releases

“Quarts”, the latest Black Spot Book… coming soon!


To all newcomers, Deltaviolin’s first publication, nominated Oxfordshire’s Best New Business Idea Finalist, is a new and original work designed for improved focus and concentration in performance.

If you already know the Black Spot Flip Book, please share your experience below…

Put to good use, a Black Spot Book is ultimately a resource for well-being. Quarts is ideal for Violinists; especially useful for Musicians and Music Teachers; and suitable for Beginners, Students and Professionals of many, hopefully any kind.


See main page here