[ Ref. Craig Williams in 261103 MMDigest ] At bottom is an attachment of the Watterott 40-note scale. I don't know where I found this eight or ten years ago. Hope this is what you were seeking. Bob Buckler Tucson, Arizona Attachment: [ https://www.mmdigest.com/Attachments/26/11/06/mime.261106_185055_bucklerjc@aol.com.Watterott_40_scale.png