pBuzz – how to install your paper insert
pTrumpet – how to install the training caps
pTrumpet & pCornet – how to grease the tuning slides
pTrumpet & pCornet – how to solve your sticky valves
pBone & pBone Mini – how to assemble
pBone & pBone Mini – how to grease your tuning slides
pBone & pBone Mini – how to clean your slide