Glazer, Nathan. "'Time on the Cross: The Economics of American Negro Slavery'; 'Time on the Cross: Evidence and Methods-A Supplement', by Robert Will Reviewed." Commentary, October, 1974.  

Excerpt: The main themes of Time on the Cross are already familiar: they have been presented in book reviews, in newspaper reports, in television programs. Fogel and Engerman have reexamined all the material available on the economics of Negro slavery…

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