— 77 — 



56. Ashlar, bollards mooring posts, rings, etc. 



57. Piping, posts, bollards, and other metallic accessories. 



58. Normal- and other sections of the quay wall. 



59. Subway for the service pipes. 



60. Discharge pipes for the sewers. 



61. Plan of ensemble of the quay wall with cranes, eleva- 



tors for coal, etc. 



Derivation of the Water Supply from the River 

 « Sauce Grande s> 



62. Catastral plan of Bahia Blanca, scale 1 : 200,000. 



63. General plans and longitudinal sections. 



64. General plan of the piping ( 1st. section ). 



65. Ditto ditto ( 2nd. section ). 



66. Ditto ditto ( 3rd. section ). 



67. Ditto ditto ( 4th. section ). 



68. Longitudinal section of the ramification to Puerto Mi- 



litar and to the village Puerto Belgrano. 



69. Longitudinal section from the origin to the town of 



Bahia Blanca. 



Deposit and Sources of the Water service 



70. Elevation and plan of the tank for the water service, 



telephone station, etc., scale 1 : 50. 



71. Details of the construction of the watchtower, scale 



1:20. 



72. Intake culvert for the water service, and other works, 



such as pits in the district of the Military Port, scale 

 1 : 5000. 



73. Sources of the water in the downs of the Magnetic 



Observatory. 



74. Distributing pipes for the water service in the various 



districts of the Military Port. 



75. Engine house for the water service. 



