Statistics for occurrence #1 of “Henry Clay Work” in chapter 15 of The Photographic History of The Civil War: in ten volumes, Thousands of Scenes Photographed 1861-65, with Text by many Special Authorities, Volume 9: Poetry and Eloquence.:

...e are springing to the call of our brothers gone before, Shouting the battlecry of freedom. And we'll fill the vacant ranks with a million freemen more, Shouting the battlecry of freedom. Henry Clay Work Written in honor of Sherman's famous march from Atlanta to the sea. Bring the good old bugle, boys, we'll sing another song— Sing it with a spirit that will start the world along— ...
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