'432 THE JOURNAL OF GEOLOGY. 



WiNCHELL, H. V. 



The Mesabi Iron Range in Minnesota, 72 pp. 5 pi.— 20th annual Report. Minn. 

 Geol. Survey, 1891. 

 WiNCHELL, N. H. 



— The Crystalline Rocks, Some Preliminary Considerations as to their Structures 

 and Origin, 28 pp. — 20th Annual Report, Minn. Geol. Survey, 1891. 

 WOODWORTH, J. B. 



— The Ice Wall on the Beach at Hull, Mass., January, 1893.— Science Feb 10 

 1893- ■ . ■ ' 



{Further acknowledgments of pamphlets already received -will be made in the next num- 

 ber.) 



-? 





