Ratnam, R. <br/><br/>
Agricultural development in Madras State prior to 1900 / 
R. Ratnam 
 - Madras :  New Century Book House,  1966 
 - x, 444 p. :  plates;  22 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> Rs. 25.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--India--Madras State--upto 1900<br/>Cultivation<br/>Agricultural education<br/>Agriculture--Research
<br/><br/><label>Dewey Class. No.: </label>630.954