Courtesy of the NYPL Digital Gallery (image use requires permission from the New York Public Library)

Source: "Matthew Arnold", by G. W. E. Russell (Project Gutenberg)

Walter Bagehot (1826-1877)

Underwood & Underwood, Library of Congress

From the collection of the U.S. National Library of Medicine, Bethesda, MD.

Via Wikipedia

Mark Gerson

Photograph by Stephen Ellis

Courtesy of the NYPL Digital Gallery (image use requires permission from the New York Public Library)

May Wright Sewall Collection, Library of Congress (cropped at Wikimedia Commons)

Source: George Grantham Bain Collection,
LoC Prints and Photographs Division,
LC-USZ62-62094

Friedrich Engels (1820-1895) 1856 photograph

Courtesy California State University, Fresno

Courtesy of the NYPL Digital Gallery (image use requires permission from the New York Public Library)

Courtesy of the author.

Joyce Ravid

From Wikipedia

Photo by walnut whippet

Courtesy of Oxford University Press

John Burlinson

From the Marxists Internet Archive.

Barbara Ries

courtesy of Eric Hobsbawm and Lordbuckley.com

John Burlinson

Perry-Castañeda Library, University of Texas at Austin

Junius. Frontispiece from The British prose writers Vol. 13 (1819)

Library of Congress Prints and Photographs Division, George Grantham Bain Collection (REPRODUCTION NUMBER: LC-DIG-ggbain-25077)

Greg Smolonski

Nikolaos Ieronymakis

Source: "Little Journeys To the Homes of
Famous Women" by Elbert Hubbard (1916)
(Project Gutenberg)

On promotion tour, 1982 (photo credit: wikipedia user Towpilot, Sept. 1982)

from Wikipedia

Courtesy of the NYPL Digital Gallery (image use requires permission from the New York Public Library)

1884 carte de visite of photograph of painting by Ernst Hader (LoC Prints and Photographs, LC-USZ62-76491)

Photo by user MacRusgail / Wikimedia Commons.

Photo © Alain McLaughlin

From the papers of Tom Pocock, 1987–1990 By permission of the National Library of Australia

Courtesy of the NYPL Digital Gallery
(image use requires permission from the New York Public Library)

Courtesy of the NYPL Digital Gallery (image use requires permission from the New York Public Library)

Images of Henri Nouwen at Immaculate Heart Hermitage, Big Sur, California courtesy of The Henri J.M. Nouwen Archives and Research Collection, Toronto, ON and the American Theological Library Association.

Mrs. Oliphant

Portrait (c. 1806/1807) by John Wesley Jarvis (1780-1840) Courtesy National Gallery of Art, Washington

Estelle Sylvia Pankhurst (1882-1960), 1909 photograph

Emmeline Pethick-Lawrence (left) with Alice Paul (National Photo Company Collection, LoC Prints and Photographs, LC-USZ62-126547)

Source: "Little Journeys To the Homes of
Good Men and Great" by Elbert Hubbard (1916)
(Project Gutenberg)

Courtesy of the NYPL Digital Gallery (image use requires permission from the New York Public Library)

Photo by Félix Nadar, 1864

Ratsumies Peter Halket Mashonamaasta (published in 1909 in Finland), by Olive Schreiner (1855–1920), translated by Aino Malmberg (1865–1933).

SUNY Binghamton

Ethel Smyth (right) and Virginia Woolf. Courtesy of the NYPL Digital Gallery (image use requires permission from the New York Public Library)

Monica Spender

University of Chicago, George R. Lawrence Co., copyright 1907

Elizabeth Cady Stanton (1815-1902), Buffalo Electrotype and Engraving Co., Buffalo, N.Y.

Photo copyrighted 1921
(LoC Prints and Photographs Division,
LC-USZ62-118338)

from Wikipedia Commons

U.S. News & World Report Magazine Photograph Collection, Library of Congress Prints and Photographs Division, Reproduction Number: LC-U9-31687B-13A/14

From the Marxists Internet Archive.

Lucy Gray

Michael Frayn

Photo © ÖNB/Wien

Courtesy of Allen and Unwin

Composite image. Unshrunk version

Courtesy of the NYPL Digital Gallery (image use requires permission from the New York Public Library)

Courtesy of Serpent's Tail Press

Michael Marsland / Yale University

Christa Wolf, Berlin, 2007. Photo by user SpreeTom / Wikimedia Commons.

Courtesy of the NYPL Digital Gallery (image use requires permission from the New York Public Library)

Wikipedia

Image from: Charlotte Mary Yonge by Christabel Coleridge. London: MacMillan and Co., 1903.

Bust of Clara Zetkin, Dresden, Germany. Photo by Daniel Weigelt / Wikimedia Commons.