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If you do not want to be a member of G.T.C. Walhalla anymore, you should contact the secretary of Walhalla (secretaris@gtc-walhalla.nl). The secretary will unsubscribe you from the association.
If you do not want to be a member of G.T.C. Walhalla anymore, you should contact the secretary of Walhalla (secretaris@gtc-walhalla.nl). The secretary will unsubscribe you from the association.