52 



TIDES AND BEXCII MARKS 



east of the Xavv Yard, and a li\ed tide staff was secured to the north side of 

 the gauge house (Phite XV, Fig. 1). Mr. W. C. Townsend, an employee of the 

 Colonial Hotel, was engaged as tide ohserver, and |)roved to he a faithful and 

 careful man, so that the first year of records, which are now available, are quite 

 satisfactory. The preceding sketcli shows the location of the tide gauge and 

 bench marks. 



DESCRIPTION OF BENCH MARKS. 



The three following bench marks were estaljlished l)y Dr. Fassig and con- 

 nected by spirit levels -with tlie fixed tide staff' : 



Bench Mark Ko. 1 (Plate XV, Fig. 2) is the raised liorizontal line of a 

 circular bronze tahlet, about 3 inches in diameter, and 10 inches aliove the 

 ground, which is set in the side of a granite post, in the grounds of the Colonial 

 Hotel, about 225 feet southeast from the tide gauge and 100 feet north of tlie 

 eastern wing of tlie hotel. The stone ]")rojects about 30 inches out of the 

 ground, the upper portion being dressed to about 12 x 18 inches. The base 

 is cemented into a socket cut in the solid coral rock and surrounded by blocks 

 of limestone set in portland cement. On the top of the stone is a bronze plate 

 bearing the following inscription : 



THIS BENCH MARK WAS ESTAHI.ISHED BY THE 



BAHAMA EXPEDITIOX OF THE GEOGRAPHICAL SOCIETY 



OF BALTIMORE 



IX-^ CO-OPERATIOX WITH THE 



UNITED STATES COAST AND GEODETIC SURVEY 



AND BY THE COURTESY OF THE 



GOVERNMENT OF THE BAHAMA ISLANDS 



IN THE Y'EAR OF OUR LORD 1903 



SIR GILBERT THOMAS CARTER 



GOVERNOR BAHAMA ISLANDS 



DANIEL COIT OILMAN 



PRESIDENT GEOGRAPHICAL SOCIETY OF BALTI.MORE 



OTTO HILGARD TITTMANN 



SUPERINTENDENT UNITED STATES COAST AND GEODETIC SURVEY 



GEORGE BURBANK SHATTUCK 



DIRECTOR BAHAMA EXPEDITION 



On June 2(;, 1903, Dr. 0. L. Fassig found l)y spirit levels that Bench :\Iark 

 Xo. 1 was 10.508 feet above zero of the fixed tide staff. 



Bench Mark Xo. 2 is the raised horizontal line of a circular bronze tablet 

 about 3 inches in diameter, which is cemented into the north stone wall of the 

 Flagler Cottage, about 4 feet from the ground. This is a very old l)uilding and 

 not likely to settle. On June 20, 1903, Bench ]\Iark Xo. 2 was found by 

 spirit levels to be 14.108 feet above zero of the fixed tide staff'. 



Bench Mark Xo. 3 is the raised horizontal line of a circular bronze tablet. 



