lilAKYLAND GKOLOGICAL SURVEY 49 



1897. 



Bauer, L. A. First Report upon the MOignetic Work in Maryland, 

 including the History and Objects of Magnetic Surveys. 

 Md. Geol. Surv., vol. i, 1S97, pp. 403-529, plates xiv-xvii. 



Clark, Wm. Bullock. Historical Sketch, embracing an Account of 

 the Progress of Investigation concerning the Physical Features and 

 Natural Eesources of Maryland. 



Md. Geo!. Surv., vol. i, 1897, pp. 48-138, plates ii-v. 



Outline of Present Knowledge of the Physical Features of 



Maryland. 



Ibid., vol. i, 1897, pp. 139-228, plates vi-xiii. 



Maryland Geological Survey, Volume One. 



The Johns Hopkins Press, 1897. 539 pp. Plates and maps. 



Mathews, Edward B. Bibliography and Cartography of Maryland, 

 including Publications relating to the Physiograph}', Geology and j\Iin- 

 eral Eesources. 



Md. Geol. Surv., vol. i, 1897, pp. 229-401. 



1898. 

 Clark, William Bullock. Administrative Eeport. 

 Md. Geol. Surv., vol. ii, 1898, pp. 25-47. 



Dall, W. H. a Table of the North American Tertiary Horizons, 

 correlated with one another and with those of western Europe, with 

 Annotations. 



18th Ann. Rept. U. S. Geol. Surv., lS9fi-97, Washington, 1898, pp. 323-348. 



Maryland Geological Survey. Volume Two. 



The Johns Hopkins Press, 1898. 509 pp. Plates and maps. 



Mathews, Edward B. An Account of the Character and Distribu- 

 tion of Maryland Building Stones, together with a History of the 

 Quarrying Industry. 



Md. Geol. Surv., vol. ii, 1898, pp. 125-245. 



The Maps and Map-Makers of Maryland. 



Ibid., pp. 337-488, plates vii-xxxii. 



Merrill, George P. The PJiysical, Chemical and Economic Proper- 

 ties of Building Stones. 



Ibid., vol. ii, 1898, pp. 47-125, plates iv-vi. 



