a b c d Chico, Beverly (2013-10-03). Hats and Headwear around the World: A Cultural Encyclopedia: A Cultural Encyclopedia. ABC-CLIO. p. 351. ISBN 978-1-61069-063-8. Archived from the original on 2023-02-21 . Retrieved 2023-01-30. Clark, Richard. "The history of judicial hanging in Britain 1735 - 1964". Capital Punishment U.K. Archived from the original on 2012-02-12 . Retrieved 2012-02-20. From the Middle Ages to the 20th century, nightcaps were worn in Northern Europe, such as the British Isles and Scandinavia, especially during the cold winters before central heating became available. [1] People tended to think that cold air was harmful, so a nightcap protected them. [2]

Nieto, F. Javier; Petersen, Donna (2021-11-11). Foundations of Sleep Health. Academic Press. p. 19. ISBN 978-0-12-815502-8. Archived from the original on 2023-02-21 . Retrieved 2023-01-30. Nightcaps were worn by many women in the Victorian era, but were seen as old-fashioned by the Edwardian era. [4] Some women still wore nightcaps, similar to mobcaps, to protect their elaborate curly hairstyles that were fashionable. [4] Edwardian men wore nightcaps as well. [5]a b Adlington, Lucy (2015-10-08). Stitches in Time: The Story of the Clothes We Wear. Random House. ISBN 978-1-4735-0509-4. Archived from the original on 2023-02-21 . Retrieved 2023-01-30. Maddix, Vanese (2022-03-14). "The best silk hair wraps for sleeping in to protect your curly or Afro hair (from someone who wears one every night)". Glamour UK. Archived from the original on 2022-12-26 . Retrieved 2022-12-26. In the Tyburn and Newgate days of British judicial hanging history, the hood used to cover the prisoner's face was a nightcap supplied by the prisoner, if he could afford it. [3]

a b Lina (2019-06-07). "History Of The Nightcap - Victorian And Edwardian Hair Care". Sew Historically. Archived from the original on 2022-12-05 . Retrieved 2022-12-26.