100 



Mr. N. J. Winch on the Geology of 



Vend of Coals from Hartley and Blyth Collieries. 



Shipped of Newcastle Chaldrons 



Year 



Coastways 



Oversea 



Total 



1791 



39,619 



127 



39,844 



1792 



38,400 



234 



38,634 



1793 



38,550 



48 



38,698 



1794 



37,652 



128 



37,830 



1795 



31,494 



48 



31,542 



1796 



29,723 



542 



30,265 



1797 



39,606 



32 



39,638 



1798 



37,833 



166 



37,999 



1799 



41,689 



127 



41,812 



1809 







48,052 



1810 







47,330 



1811 







53,958 



Coals imported into London. 



Of London Chaldrons 



From 1776 to 1779 on> 



an average yearly J 



1801 



1802 



Coastways 



658,643 



862,088 

 902,224 



1803 

 1804 

 1805 



940,470 

 947,001 

 971,270 



1806 



987,750 



1807 

 1808 



933,148 

 1,088,050 



1809 



923,440 



1810 



1,120,237 



1811 



1,115,171 



1812 



1,071,361 



1813 



970,901 



50,000 Chaldrons a year by the Canal. 



