. . "The Thoreau centennial : papers marking the observance in New York city of the one hundreth anniversary of the death of Henry David Thoreau" . . . . . . "The Thoreau centennial : papers marking the observance in New York City of the one hundreth anniversary of the death of Henry David Thoreau" . "Aufsatzsammlung" . . . "The Thoreau centennial : Papers marking the observance in New York City of the one hundreth anniversary of the death of Henry David Thoreau" . "The Thoreau Centennial. Papers marking the observance in New York City of the one hundreth anniversary of the death of Henry David Thoreau. Edited by Walter Harding. [By various authors. With a portrait.]"@en . . . "The Thoreau centennial : papers marking the observance in New York City of the one hundreth [hundredth] anniversary of the death of Henry David Thoreau" . . . "The Thoreau centennial; papers marking the observance in New York City of the one hundreth anniversary of the death of David Thoreau" . . . "The Thoreau centenniel : papers marking the observance in New York City of the one hundreth anniversary of the death of Henry David Thoreau"@en . . "Aufsatzsammlung" . . . .