The Psalter explained by Pastor Matthew Everhard. He examines three types of Psalters, one for reading an two for singing; of those, one is scored and one not. In the process of his explanation, he provides a brief history of Psalm singing.
The following link is to Pastor Matthew’s YouTube site:
https://www.youtube.com/watch?v=QD70lbaU1MY
To purchase any of the above Psalters:
ESV Psalms: http://amzn.to/2pg43fo
The Trinity Psalter (Words Only): http://amzn.to/2pIqfAf
The Book of Psalms for Worship: http://amzn.to/2pvqga4