RIPPLE-MARKS IN OHIO LIMESTONES 



473 



Stone Company (formerly known as the Schoepfle quarry), on 

 Hancock Street in the southern part of Sandusky. Formerly there 

 was a considerable area of the floor of this quarry on which ripple- 

 marks were beautifully shown, the three views of which repro- 

 duced in this article were furnished by Mr. DeLos C. Ransom, of 



Fig. 6. — View of ripple-marks as formerly shown in the old Schoepfle quarry, 

 Sandusky, looking northeast and at right angles to Fig. 4. Photograph by C. W. Piatt. 



Sandusky, Ohio, who first called the writer's attention to them in 

 January, 1902. Most of this area, however, has been destroyed 

 by the work of the Wagner Stone Company, and when studied on 

 September 19, 1914, only a small portion of it remained, which was 

 located about east of the crusher and on both the east and west 

 sides of the quarry track running from the crusher around to the 

 new part of the quarry to the northwest. This ripple-marked 



