Primary and secondary sources
Hitchcock, Alfred, director. The 39 Steps. Gaumont-British Picture Corp., 1935.
Laverty, Christopher. “Costuming Hitchcock: An Extract from Hitchcock’s Heroines by Caroline Young.” Clothesonfilm.com, 6 June 2018.
Reed, Carol, director. The Third Man. London Film Productions, 1949.
Sandford, John. Secret Prey. Berkley Books, 2013.
Hitchcock, Alfred, director. North by Northwest. MGM, 1959.
Laverty, Christopher. “North by Northwest: Cary Grant’s Kilgour Suit.” Clothesonfilm.com, 19 Sept. 2018.
Bridget Snow 