"Cher Amour, I beg of you please endure my taking a brief detour with somebody new. It's just that when in Rome I do as the Romans do."
"When In Rome" Bill Evans/Tony Bennett (my favorite song)
https://youtu.be/fj2S-Fr7P6Y
This is another article from our old friend and hero Noel Coppage in the same year (1970) that he wrote "The Vanishing Art of Whistling." It's not directly about whistling, but it's an interesting tangent. I hope you don't mind.
The Article:
https://worldradiohistory.com/Archive-All-Audio/Archive-HiFI-Stereo/70s/HiFi-Stereo-Review-1970-02.pdf
pages 78-80
Here's some other links of interest:
Pucker Up: The Fine Art of Whistling
https://youtu.be/PgZY5iDQxKY
Oscar George Theodore Sonneck's Book: "The Star Spangled Banner."
https://archive.org/details/thestarspangledb00sonn
Colin Kaepernick
https://www.al.com/news/birmingham/2016/08/colin_kaepernicks_stand_shows.html
Aretha Franklin
https://www.politico.com/magazine/story/2018/08/16/aretha-franklin-controversial-national-anthem-219364/
Jose' Feliciano
https://www.wbur.org/onlyagame/2019/04/12/jose-feliciano-susan-tigers-world-series
Racism
https://theintercept.com/2016/09/13/more-proof-the-u-s-national-anthem-has-always-been-tainted-with-racism/