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YEARBOOK, PUBLIC MUSEUM, MILWAUKEE 



[Vol. III. 



during the season of navigation for lake carriers, and recorded the 

 manner in which the mail launch and dory met the "Christopher," 

 took off one batch of letters and delivered another, as seen in figure 35 

 while the steamer with unslackened speed continued on her way. 



Ashtabula, Ohio, the destination of the "Christopher" was reached 

 at one o'clock on the morning of August eighth. Here the writer took 

 leave of the steamer, but continued to receive liberal assistance from 

 the Wisconsin Great Lakes Coal and Dock Company in the quest for 

 slide material. From Ashtabula he was conducted by Mr. T. N. 



Fig. 36.— Tipple at the Valley Camp Mine, Valley Camp, Pa. 



Bradford, representing the Company, to bituminous coal mines in 

 West Virginia, Ohio, and southwestern Pennsylvania. 



That mining operations might be viewed first-hand, the writer 

 was permitted to enter Boyd Mine, No. 3, at Triadelphia, West Vir- 

 ginia. Descending by means of a gently sloping entrance tunnel to a 

 depth of 125 feet, he came to the main entry driven in the Pittsburgh 

 seam, where he climbed into an empty electric mine car which was re- 

 turning for another load of coal and was transported to the scene of 

 operations a mile back in the mine. Here the miners were at work under- 

 cutting the coal; not in the old-fashioned, laborious way, swinging a 



