Shepard, J F. <br/><br/>
Shipping Maritine trade and the economic development of colonial North America 
J. F. Shepard and G. M. Walton 
 - Cambridge  Cambridge University Press  1972 
 - 255+ixp. fig., tables.:ill.;23cm. 
<br/><br/><label>Dewey Class. No.: </label>330.97  / SHE