he found them interesting and therefore to be cultivated: Brendan Gill, biographical essay in States of Grace: Eight Plays by Philip Barry (New York: Harcourt Brace Jovanovich, 1975), 4.
as though he belonged to another family: Horace Binney Montgomery, Return the Golden Years (Philadelphia: Franklin, 1965).
expensively appointed old-world-style houses: Michael C. Kathrens, American Splendor: The Residential Architecture of Horace Trumbauer (New York: Acanthus Press, 2002), 135.
featured in Country Life: Kathrens, American Splendor, 183.
but of a quality unsurpassed: “Palatial Home Distinctive for Lack of Ornamentation,” New York Times, rotogravure section, January 11, 1914.
had its own dairy, too: Lower Merion Historical Society, The First 300: The Amazing and Rich History of Lower Merion (Ardmore, PA: Lower Merion Historical Society, 2000), 258.
investment banking firms were underwriting new issues of industrial securities: Thomas R. Navin and Marian V. Sears, “The Rise of a Market for Industrial Securities, 1887–1902,” Business History Review 29, no. 2 (June 1955), 105–38.
The Baldwin Locomotive Works: John K. Brown, The Baldwin Locomotive Works, 1831–1915: A Study in American Industrial Practice (Baltimore: Johns Hopkins University Press, 2001).
Baldwin’s net profits: Brown, Baldwin Locomotive Works.
Helen Hope would recall vividly eighty-some years later: Doris Yocum Markley, “At Home Ardrossan,” Main Line Magazine, February 1993, 17–20.
A liveried butler met them at the door: Sarah Hayward Draper, Once Upon the Main Line (New York: Carlton Press, 1980).
In a book about the Bund, the waterfront quarter of Shanghai: Peter Hibbard, The Bund Shanghai: China Faces West (Hong Kong: Odyssey, 2007).
the Pennsylvania Napoleon: Albert J. Churella, The Pennsylvania Railroad, Volume 1: Building an Empire, 1846–1917 (Philadelphia: University of Pennsylvania Press, 2013), 442.
the beginnings of the age of industrial and class warfare: Churella, Pennsylvania Railroad, 480.
the quintessential railroad man: Richard White, Railroaded: The Transcontinentals and the Making of Modern America (New York: W. W. Norton, 2011), 3.
the most profitable corporation in North America: James A. Ward, “J. Edgar Thomson and Thomas A. Scott: A Symbiotic Partnership?” Pennsylvania Magazine of History and Biography 100, no.1 (January 1976), 37–65.
bending the Pennsylvania legislature to his will: Churella, Pennsylvania Railroad, 210.
a single force so formidable: William G. Roy, Socializing Capital: The Rise of the Large Industrial Corporation in America (Princeton, NJ: Princeton University Press, 1999), 89.
the greatest mass movement of troops by rail: E. Digby Baltzell, Philadelphia Gentlemen: The Making of a National Upper Class (New Brunswick, NJ: Transaction, 2004), 113.
a motorized dining-room table: Cleveland Amory, The Last Resorts: A Portrait of American Society at Play (New York: Harper & Brothers, 1952), 287.
the first American woman to break into landscape architecture: Judith B. Tankard, Beatrix Farrand: Private Gardens, Public Landscapes (New York: Monacelli Press, 2009), 10.
drifts of summer flowers in washes of color: Tankard, Beatrix Farrand, 30.
work out a scheme of color, absolutely by instinct: Beatrix Farrand, in Farrand Collection, Environmental Design Archives (notes circa 1913, Box 4 III:3), University of California, Berkeley.
Stretched on the rack of a too easy chair: Alexander Pope, The Dunciad, Book IV, line 342.
a photograph of fourteen men: Photograph by O. King of men in the garden of 21 Rue Reynouard, 1916; American Field Service World War I Photographic Collection; Archives of the American Field Service and AFS Intercultural Programs, New York, NY.
Would Groton raise money: Letter from Endicott Peabody, April 7, 1916; American Field Service World War I Records; Archives of the American Field Service and AFS Intercultural Programs, New York, NY.
called the “upper-class gentry”: George Plimpton, foreword to Arlen J. Hansen’s Gentlemen Volunteers: The Story of the American Ambulance Drivers in the Great War, August 1914–September 1918 (New York: Arcade, 1996), v.
an antique metal chastity belt—a gift from a congenial friend: H. G. Bissinger, “Letter from Philadelphia: Main Line Madcap,” Vanity Fair, October 1995, 165.
I don’t know if that’s what I look like: Michael Holroyd, Augustus John: The New Biography (London: Vintage, 1997), 464.
John wrote in a memoir: Augustus John, Chiaroscuro: Fragments of Autobiography (New York: Pellegrini & Cudahy, 1952), 101–2.
partial to palaces and to the people who dwelt in them: Gill, biographical essay in States of Grace.
Make her like me but make her go all soft: William J. Mann, Kate: The Woman Who Was Hepburn (New York: Henry Holt, 2006).
Tracy Lord was not only designed for Hepburn: Donald R. Anderson, Shadowed Cocktails: The Plays of Philip Barry, from Paris Bound to The Philadelphia Story (Carbondale, IL: Southern Illinois University Press, 2010), 115.
speaking to an oral historian, a stranger: Joel Gardner, Interview with Robert Montgomery Scott. Villanova, PA, April 29, 2005.
But very decent, loving people: Mike Mallowe, “The Prince of the Main Line,” Main Line Today, March 1996, 30–34.
a couple hundred observational planes: “213 Airplanes Cost Taxpayers Billion Dollars,” New-York Tribune, October 21, 1920.
an inexcusable waste of men and money: U.S. House. Select Committee on Expenditures in the War Department. Rep. of Subcommittee No. 1, Aviation. Washington, Government Printing Office, 1920, 3.
the fire was merely the coup de grace: Amory, Last Resorts, 265.
whole party would have been a flop: David O’Reilly, “To Life, Hope Scott Added a Dash of Glamour,” Philadelphia Inquirer, January 15, 1995.