Poetry. United States History. This extraordinary new edition of TREMBLING IN THE BONES, by award-winning poet and fiction writer Eleanor Swanson, commemorates the 100th anniversary of the Ludlow Massacre, and honors those who perished, through a series of interlinked poems. With an introduction by Veronica Golos, An Historical Perspective by the author, Notes on the Poems, and Discussion Questions, this is a must-read for AP American History and AP English high school classes and for all those at the university level.