The cover of Science magazine showing the notation system for whale sonograms by Roger Payne and Scott McVay.

jstor.org/stable/1731712

See also Michael Deal's piece "Whale Song Explained" for an accessible history of whale song representation: medium.com/@dealville/w...

Plate from Lee Jin-weon's "The Correlation between
the Musical Notations of Korea and China" comparing melodic notations from Korea & China.

From chapter 6 of the vol. "Music Notations of Korea" by the National Gugak Center. It can be downloaded here: gugak.go.kr

Examples of bird songs from Simeon Pease Cheney's 1892 "Wood Notes Wild: Notations of Bird Music" (Cheney died in 1890, so this was published posthumously).

Images are from pages 39, 94, and 101. Cheney's book is downloadable here: archive.org/details/wood...

Some highlights:

Example of Pádraig O’Keeffe's Accordion tab. It's the featured cover image from the page of an accordion manuscript in the collection of the Irish Traditional Music Archive (ITMA).

www.itma.ie/notated-coll...