1863.] Trains passing through a Tunnel. 79 



1847, March 30.— II. 



No. 



Time. 



Observations. 



Yards. 



Remarks. 



2IO 

 211 



212 



213 



h m s 



6 57 57 

 58 10 

 58 16 



58 40 



59 18 

 59 36 



South gun. 

 Shaft gun. 



940 

 714 



313 

 1014 



Velocity 38*4 miles; train 89*5 tons; 

 engine 19 tons; length of train 293 

 feet. 



Observed by Prof. James M<=Cullagh. 



III. 



214 



722 



2 14 





798 



Velocity 29*0 miles. ; a pilot engine. 



Shaft gun. 



215 



3 36 



South gun. 







Star which had been 

 faint was now totally 

 clouded. 





Observed by Prof. James ^M^Cullagh. 



IV. 



2l6 



217 

 218 



17 25 



17 38 



17 58 



18 33 

 18 4.8 



Cross 



Shaft gun. 



(5) 



[South gun. 

 Cross lost 



883 

 330 



•! 969 



Velocity 43*1 miles; train 

 engine 14*5 tons ' 



49*5 tons; 



length 150 feet. 



V. 



219 7 44 17 Cross 



44 39 Shaft gun, cross very 



strong. 



45 8 1(5) brilliant. All the 

 stars blue except the 

 centre. 



45 27 (5) changes to cross ... 



46 3 South gun. 

 46 26 Cross lost 



924 Velocity 28*3 ; train 53*5 tons ; engine 

 14-5 tons ; length of train 167 feet, 



346 



316 



958 



VI. 



223 



8 I 



9 



Cross 



965 







30 



Shaft gun. 





224 



I 



44 



(5) 



446 



225 



2 



12 



(5) verv strong 



335 





2 



39 



South gun. 





226 



3 



2 



Cross lost 



1029 



VII. 



Velocity 34*4 miles ; train 114*5 ^^^^ 5 

 engine zi tons ; length of train 408 

 feet. 



227 



8 39 



20 





916 



Velocity 45*6 miles; train 50*5 tons; 





39 



34 



Shaft gun. 





engine 15 tons ; train's length 152 



228 



39 



55 



(5) 



313 



feet. Newcastle Express. 





40 



26 



South gun. 





229 



40 



47 





1116 





