Innovative Christopher Lamb Orchestral Drum Sticks, Christopher Lamb (Laminated Birch) CL-1L Designed to the exact specifications of Christopher Lamb, principal percussionist of the New York Philharmonic, this series has been created specifically for the orchestral drummer. The CL-1L is constructed of laminated birch for greater consistency in weight and tone. The bullet-shaped bead creates a full, dark sound at pianissimo to mezzo forte volume levels.