EARTHQUAKES AND SEAQUAKES 93 



Expansion or contraction of the earth's surface during earthquakes : 



WILLIAM H. HOBBS. A Study of the Damage to Bridges during Earth- 

 quakes, Jour. Geol., vol. 16, 1908, pp. 636-653 ; The Evolution and 

 the Outlook of Seismic Geology, Proc. Am. Phil. Soc., vol. 48, 1909, 

 pp. 27-29. 



Earthquake construction : 



JOHN MILNE. Construction in Earthquake Countries, Trans. Seis. Soc., 

 Japan, vol. 14, 1889-1890, pp. 1-246. 



F. DE MONTESSUS DE BALLORE. L'art de batir dans les pays a tremble- 

 ments de terre (34th Congress of French Architects), L' Architecture, 

 193 Annee, 1906, pp. 1-31. 



GILBERT, HUMPHREY, SEWELL, and SOULE. The San Francisco Earth- 

 quake and Fire of April 18, 1906, and their Effects on Structures and 

 Structural Materials, Bull. 324, U. S. Geol. Surv., 1907, pp. 1-170, 

 pis. 1-57. 



WILLIAM H. HOBBS. Construction in Earthquake Countries, The En- 

 gineering Magazine, vol. 37, 1909, pp. 1-19. 



LEWIS ALDEN ESTES. Earthquake-proof Construction, a discussion of the 

 effects of earthquakes on building construction with special reference 

 to structures of reenforced concrete, published by Trussed Concrete 

 Steel Company. Detroit, 1911, pp. 46. 



