Does anyone have any information or recommendations on how to rebuild this Wurlitzer Pianino stack? These valves are unusual to me. Kurt Kresmery Elgin, Illinois Attachments: [ https://www.mmdigest.com/Attachments/26/11/08/261108_121403_IMG_3099.jpeg [ https://www.mmdigest.com/Attachments/26/11/08/261108_121403_IMG_3100.jpeg [ https://www.mmdigest.com/Attachments/26/11/08/261108_121403_IMG_3101.jpeg [ https://www.mmdigest.com/Attachments/26/11/08/261108_121403_IMG_3102.jpeg