當局者英文關於「Onlooker」標籤，搜尋引擎有相關的訊息討論：
An Onlooker in France 1917-1919 - PChome 24h購物24h.pchome.com.tw › 書店 › Kobo電子書 › 人文社會abc730 on X: "Do two onlookers hold the key to what happened to ...twitter.com › abc730 › statusArt Prints of The Onlooker by Thomas Hill - Encore Editionswww.encore-editions.com › Subjects › A