This image was acquired from
flickr. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
penzal mller mueller clarinet wood vintage longer exposure of the emblem. The instrument is lacking model name such as Artist which has been suggested to mean that is in fact from some time in the 's. think it's bit later early 's only because the serial number is digits long rather than . Dating these instruments is however hard