Sauer, Carl Ortwin,  1889- <br/><br/>
Seeds, spades, hearths, and herds :  the domestication of animals and foodstuffs / 
Carl O. Sauer. 
 - 2nd ed. 
 - Cambridge, Mass. :  MIT Press,  1969. 
 - xi, 175 p. :  ill., maps. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--History.