On the New Jersey Marls, 



also perceive that the course of the Delaware, from New 

 Castle to Bordentown, lies in that direction ; and that 

 for that distance it exactly divides the sandy land to the 

 Jersey shore, leaving a strip of land between that and the 

 pines, composed of land partaking in nature of the lands 

 on either side, the good and the bad in veins ; and in this 

 strip of land, of from ten to fifteen miles, lie the veins of 

 marL 



