Is your feature request related to a problem? Please describe.
we do not have a source with parts until now.
Describe the solution you'd like
add a source with parts like source-2 = Erstdruck I in clarinet quintet
Describe alternatives you've considered
A clear and concise description of any alternative solutions or features you've considered.
Additional context
Add any other context or screenshots about the feature request here.
Is your feature request related to a problem? Please describe.
we do not have a source with parts until now.
Describe the solution you'd like
add a source with parts like source-2 = Erstdruck I in clarinet quintet
Describe alternatives you've considered
A clear and concise description of any alternative solutions or features you've considered.
Additional context
Add any other context or screenshots about the feature request here.