KsTABLisHBD 1845. Incorporated 1900. 



W. & U E. GURLEY 



TROY, N. Y., U. S. A. 

 Largest Manufacturers in America of 



Instruments for Civil, Mining and Hydraulic 

 Engineers and Land Surveyors 



Foresters' Instruments, Compasses, Plane- 

 Tables, Chains, Tape=Lines, Etc. 



No. lOORECONNOISSANCE TRANSIT $115.00 

 CATALOQUES AND DETAILED INFORMATION ON REQUEST 



Please mention this Magazine when writing-. 



