ON RAILWAY CONSTANTS. 



295 



Levels from the top of Sutton Plane to Collins Green. 



July 16th, 1839. 



Experiment with the Hecla Locomotive Engine. 



On a trip from Liverpool to Birmingham and back with a load consisting 

 of the Tender and Twelve Second Class Grand Junction Carriages. 

 Weather fine and calm ; rails dry ; water in the Tender warm. 



tons. cwt. qrs. tons. cwt. qrs. 



Hecla Engine . 12 



Tender .... 10 

 Carriages, No. 5. 5 



Gross weight of Train 82 



