"Geschichte 1860." . . "Arbeiterbewegung." . . "William Sylvis, pioneer of American labor. A study of the Labor Movement during the era of the Civil War. [With a portrait and a bibliography.]"@en . "William Sylvis, pioneer of American labor a study of the labor movement during the era of the civil war"@en . . . . . . . "William Sylvis : pioneer of American labor : a study of the labor movement during the era of the civil war" . "William Sylvis, pioneer of American labor : a study of the labor movement during the era of the civil war" . . . "William Sylvis, pioneer of American labor; a study of the labor movement during the era of the civil war, by Jonathan Grossman"@en . "William Sylvis, pioneer of American labor : a study of the labor movement during the era of civil war" . . . . . . . "William Sylvis : pioneer of American labor : a study of labor movement during the era of the Civil war"@en . "William Sylvis, pioneer of American labor; a study of the labor movement during the era of the civil war"@en . "William Sylvis, pioneer of American labor; a study of the labor movement during the era of the civil war" . . . . . . "William Sylvis : pioneer of American labor, a study of the labor movement during the era of the civil war, by Jonathan Grossman" . "William Sylvis, pioneer of American labor : a study of the labor movement during the era of the Civil War" . "William Sylvis, pioneer of American labor : a study of the labor movement during the era of the Civil War"@en . . . . . . . . "William Sylvis, Pioneer of American Labor. A study of the Labor Movement during the era of the Civil War. [With a portrait.]"@en . "William Sylvis, Pioneer of American Labor. A study of the Labor Movement during the era of the Civil War. [With a portrait.]" . . . . . . . "William Sylvis, pioneer of American labor. A study of the labor movement during the era of the civil war" . "William Sylvis, pioneer of American labor. A study of the labor movement during the era of the civil war"@en . . . . "William Sylvis, pioneer of American labor; a study of the labor movement during the era of the Civil War"@en . "William Sylvis, pioneer of American labor; a study of the labor movement during the era of the Civil War" . . . . "William Sylvis, pioneer of American labor : A study of the labor movement during the era of the Civil War" . . . . . . . . "1776 - 1865" . . "Syndicats États-Unis." . . . . "USA." . .