183 



Showing polished surface of sandstone. James Campbell tarni north ot Hnwlina Creen. 



Glacial Striae on Mansfiehl -:iii.1~'mii,. J i:,,- Campbell farm, north of Bowling Green. 

 The marks to the left running at right angles to the scorings are cracks. Markings are filled with 

 white sand to give contrast. 



