Probeplan herunterladen https://concordia-wil.ch/wp-content/uploads/2023/03/Proben-u.-Anlaesseplan-Vereinsjahr-2023-01def.pdf https://concordia-wil.ch/wp-content/uploads/2023/03/Proben-u.-Anlaesseplan-Vereinsjahr-2023-01def.pdf