In many countries there are special postmarks to commemorate musical events or first day cancellations for new music stamps. The list of music related postmarks in the members-only-section is updated several times per month.
27.4.: Belgium / Germany / Russia
5.5.: Croatia / India / Vatican City / France / Germany
8.6.: Hungary / Germany / Russia / Poland / Austria
22.6.: Italy / Russia / Armenia / India / Japan / Monaco / Austria / Poland / Spain / USA
9.7.: USA / Italy / Russia / Poland / Austria
10.7.: Germany
5.5.: Croatia / India / Vatican City / France / Germany
8.6.: Hungary / Germany / Russia / Poland / Austria
22.6.: Italy / Russia / Armenia / India / Japan / Monaco / Austria / Poland / Spain / USA
9.7.: USA / Italy / Russia / Poland / Austria
10.7.: Germany