01032cam a2200289 4500 31558 20230411085933.0 731023s1974 maua 001 0 eng (DLC) 73018347 2669212 73018347 0316287008 DLC DLC DLC n-us--- E449 .F65 331.1/1734/0973 Fogel, Robert William. Time on the cross; the economics of American Negro slavery, by Robert William Fogel and Stanley L. Engerman. [1st ed.] Boston, Little, Brown [1974] xviii, 286 p. illus. 22 cm. Supplemented by: "Evidence and methods, a supplement" (xi, 267 p. : ill. ; 22 cm.) published: Boston : Little, Brown, 1974. Call number: E449.F65 Suppl. Slavery Economic aspects United States. Slavery United States Econometric models. Engerman, Stanley L., joint author. lcc bk 109621 109621 0 0 lcc 0 0 APT BJB BJB APT 2023-04-11 0 E449 .F65 00000033070 2019-02-17 00:00:00 1 2019-02-17 bk