[ Ref. Ben Gottfried in 250108 MMDigest ] The red "Morton" pneumatic leather from Columbia Organ Leathers (designated CML) seems to work very nicely on air motors and is quite good looking, I think. Roger Wiegand Wayland, Massachusetts, USA roger@band-organ.com.geentroep [delete ".geentroep" to reply] [ Described at https://columbiaorgan.com/wp-content/uploads/2024/11/COL-Price-List-2024-Complete.pdf [ -- Robbie