ICE RECESSION IN NEW ENGLAND 



Fig. i — Figure showing manner of deposition of varve clay in fresh water off 

 the receding ice front during three successive years. 



Some lowlands were covered, because the land stood lower than 

 it does today, and others were occupied by lakes which were 

 ponded by the ice or by a different inclination of the land. If 

 the glacial river flowed into fresh or slightly salt water, the 

 cold melting water followed the bottom on account of its high 

 specific gravity. The silt and part of the clay dropped to the 



