"About Hilton: History & Heritage". Hilton Worldwide. Archived from the original on August 30, 2017. Retrieved August 28, 2017. Note: User must click on "Early 1900s", then slide number 3 for verification.
"About Hilton: History & Heritage". Hilton Worldwide. Archived from the original on August 30, 2017. Retrieved August 28, 2017. Note: User must click on "1940s", then slide number 1 for verification.
"About Hilton: History & Heritage". Hilton Worldwide. Archived from the original on September 5, 2017. Retrieved September 6, 2017. Note: User must click on "1940s", then go to slide number 3 for verification.
Klein, Christopher (June 16, 2015). "The Birth of the Piña Colada". History.com. Archived from the original on August 11, 2017. Retrieved August 28, 2017.
Collis, Roger (December 23, 1994). "Don't Lose Expiring Flier Miles". The New York Times. Archived from the original on November 2, 2017. Retrieved September 6, 2017.
Kennedy, Pagan (March 15, 2013). "Who Made That Cellphone?". The New York Times. Archived from the original on November 4, 2017. Retrieved December 15, 2017.
query.nytimes.com
Petersen, Melody (September 8, 1999). "Hilton to Buy Promus Chain". The New York Times. Archived from the original on December 1, 2008. Retrieved March 23, 2008.
"About Hilton: History & Heritage". Hilton Worldwide. Archived from the original on August 30, 2017. Retrieved August 28, 2017. Note: User must click on "Early 1900s", then slide number 3 for verification.
"A History of Firsts". Hilton Hotels and Resorts. Archived from the original on October 23, 2017. Retrieved August 28, 2017.
"About Hilton: History & Heritage". Hilton Worldwide. Archived from the original on August 30, 2017. Retrieved August 28, 2017. Note: User must click on "1940s", then slide number 1 for verification.
"About Hilton: History & Heritage". Hilton Worldwide. Archived from the original on September 5, 2017. Retrieved September 6, 2017. Note: User must click on "1940s", then go to slide number 3 for verification.
Klein, Christopher (June 16, 2015). "The Birth of the Piña Colada". History.com. Archived from the original on August 11, 2017. Retrieved August 28, 2017.
Collis, Roger (December 23, 1994). "Don't Lose Expiring Flier Miles". The New York Times. Archived from the original on November 2, 2017. Retrieved September 6, 2017.
Petersen, Melody (September 8, 1999). "Hilton to Buy Promus Chain". The New York Times. Archived from the original on December 1, 2008. Retrieved March 23, 2008.
Kennedy, Pagan (March 15, 2013). "Who Made That Cellphone?". The New York Times. Archived from the original on November 4, 2017. Retrieved December 15, 2017.
2001: A Spacy Odyssey(Motion picture). Directed by Stanley Kubrick. Screenplay by Arthur C. Clarke and Stanley Kubrick. Cinematography by Geoffrey Unsworth. Edited by Ray Lovejoy. Produced by Stanley Kubrick. Metro-Goldwyn-Mayer. April 3, 1968. Hilton scene occurs at time index 26 mins 54 sec. OCLC994028060.{{cite AV media}}: CS1 maint: others in cite AV media (notes) (link)