
Hat tip: Cliff Pickover. (Happy Birthday, Sydjia!)
Share this:
- Share on X (Opens in new window) X
- Share on Facebook (Opens in new window) Facebook
- Share on LinkedIn (Opens in new window) LinkedIn
- Share on Pinterest (Opens in new window) Pinterest
- Share on Tumblr (Opens in new window) Tumblr
- Share on Reddit (Opens in new window) Reddit
- Email a link to a friend (Opens in new window) Email
- Print (Opens in new window) Print


Puzzled about the line (rail) for B above middle C… its purpose?
I was wondering the same thing!
Thank you my darling!