https://www.awm.gov.au/collection/P11031959
Corporal William Ludwig Aicher | Australian War Memorial
william ludwigcorporalaicheraustralianwar
https://www.kijiji.ca/v-drum-percussion/owen-sound/william-ludwig-signed-drum-head/1716225589
William Ludwig Signed Drum Head | Drums & Percussion | Owen Sound | Free local classifieds - Kijiji
Personally signed William Ludwig on a 14 inch. drum head. $50.00