Stanley LeonardPercussion Resource sites:

Percussive Arts Society - www.pas.org
Percussion Instruments - http://usa.yamaha.com/products/musical-instruments/
TEK PercussionTM - http://www.perctek.com/
Education Resource   Yamaha Education Resource
Percussion Education https://gottrypercussion.com/resources/
Timpani Methods https://www.jwpepper.com/sheet-music/timpani-music.list

Purchase Music and recordings:
Steve Weiss Music
Stanley Leonard Percussion Music:   See Contact page this web site

My music publishers:

C. Alan Publications
PerMus Publications
Drop6 Media  (Rowloff Publications)
Rowloff Publications
Bachovich Publications
Marimba Productions
Alfred Music
Boosey and Hawkes
LudwigMasters Publications