Media type: E-Article Title: Review: Time on the Cross: The Economics of American Negro Slavery Contributor: Gutman, Herbert G. Published: Association for the Study of Negro Life and History, Inc., 1975 Published in: The Journal of Negro History, 60 (1975) 1, Seite 53-57 Language: English ISSN: 0022-2992 Keywords: The World Two Cliometricians Made: A Review-Essay of F+E=T/C Origination: Footnote: