Был трижды женат (трое детей от первого брака и четверо от второго брака)
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Книги
Монографии
Crusaders for American Liberalism: The Story of the Muckrakers, 1939 (переиздана в 1993 году под названием «The Muckrakers»)
Randolph Bourne, 1943, 1965
Laundry and Related Activities of the Quartermaster General, United States Government Printing Office, 1946
The Crusade Against Slavery, 1830—1860, 1960
A Dictionary of American Social Reform, 1963, 1970; второе издание — под названием «A Dictionary of American Social Change», 1982
The Unknown Edwin Markham: His Mystery and Its Significance, 1966
Muckraking and Progressivism: an Interpretive Bibliography, 1976
Appointment at Armageddon: Muckraking and Progressivism in American Life, 1976; переиздана в 1996 году под названием «Muckraking and Progressivism in the American Tradition»
Voice of the Democracy: A Critical Biography of David Graham Phillips: Journalist, Novelist, Progressive, 1978
Abolition and Social Justice in the Era of Reform, 1972
Crusade Against Slavery: Friends, Foes, and Reforms 1820—1860, 1986
Dictionary of American Conservatism, 1987
Distinguished Shades: Americans Whose Lives Live On, 1992
Под редакцией Луиса Филлера
The New Stars: Life and Labor in Old Missouri, Manie Kendley Morgan, 1940
Mr. Dooley: Now and Foreve, Finley Peter Dunne, 1954
The Removal of the Cherokee Nation: Manifest Destiny or National Dishonor?, 1962, 1977
The World of Mr. Dooley, Finley Peter Dunne, 1962
Late Nineteenth-Century Liberalism: Representative Selections 1880—1900, 1962, 1978
The Anxious Years — America in the Nineteen Thirties: A Collection of Contemporary Writings, 1963; American Anxieties, 1993
Horace Mann and Others, Robert L. Straker, 1963
Democrats and Republicans: Ten Years of the Republic, Harry Thurston Peck, 1964
A History of the People of the United States, John Bach McMaster, 1964
The President Speaks: From McKinley to Lyndon Johnson, 1964
Horace Mann on the Crisis in Education, 1965; испанское издание — 1972
Wendell Phillips on Civil Rights and Freedom, 1965
The Ballad of the Gallows-Bird, Edwin Markham, 1967
Old Wolfville: Chapters from the Fiction of A. H. Lewis, 1968
Slavery in the United States, 1972, 1998
Abolition and Social Justice, 1972
From Populism to Progressivism (anthology), 1978
A Question of Quality, series: Popularity and Value in Modern Creative Writing и Seasoned Authors for a New Season, 1976—1980
Vanguards and Followers: Youth in the American Tradition, 1978, 1995
An Ohio Schoolmistress: the Memoirs of Irene Hardy, 1980
Contemporaries: Portraits in the Progressive Era, David Graham Phillips, 1981