|Other Retailer||Price Checked Time||Their Price in NZD||Our Price|
|Amazon UK||5 days ago||49.19||$37.97||You save $11.22|
|Amazon US||5 days ago||39.45||$37.97||You save $1.48|
Jonathan Harnum is a multi-instrumentalist with over 30 years of experience practicing, performing, and teaching music. Harnum earned a PhD in music education from Northwestern University, and is the author of The Practice of Practice; All About Trumpet; Basic Jazz Theory; and Sound the Trumpet: How to Blow Your Own Horn.