228 FISHERIES OF THE UNITED STATES. 



UNITED STATES COAST AND GEODETIC SURVEY. 



Coast Pilot of the Eastern Coast of the United States. 



1879. United States | Coast and Geodetic Survey | Carlile P Patter- 

 son I Superintendent | — | Atlantic Coast Pilot | Eastport 

 to Boston I (Seal of the Coast Survey) | Washington 1 

 Government Printing Office | 1879 



1878. United States Coast Survey | Carlile P Patterson | Superin- 



tendent I — I Atlantic Coast Pilot | Boston Bay to New 

 York I (Seal of the Coast Survey) | Washington | Govern- 

 ment Printing Office | 1878 

 Coast Pilot of Alaska. 



1879. United States | Coast and Geodetic Survey | Carlile P Patter- 



son I Superintendent | — | Paciiic Coast Pilot | Coasts 

 and Islands | of | Alaska | (Seal of the I^. S. Coast and 

 Geodetic Survey) | Second Series | Washington | Govern- 

 ment Printing Office | 1879 | 4to, pp. 376 and 19 plates 



Heliotype drawings of apparatus for deep-sea research used by the 



United States Coast Survey steamer Blake, Commander Sigsbee. 



Plate 1. The United States Coast Survey steamer G. S. Blake, 

 350 tons, fitted for deep sea soundings and dredgings. 



Plate 2. Fig. 1. Miller-Casella thermometer case fitted with Sigsbee'a 

 spring clamp. Fig. 2. Sounding rod. 



Plate 3. Fig. I. Miller-Casella thermometer-case fitted with Sigsbee's 

 spring clamp. Fig. 2. Sounding rod. 



Plate 4. Showing some of the causes, probable and real, of the occa- 

 sional failure of sinkers to detach. 



Plate 5. Fig. 1. Cans for observing currents. Figs. 2. Sounding lead 

 fitted with the Stellwageu specimen cuj). 



Plate G. Showing the general form and working of Sir Wm. Thom- 

 son's sounding-machine as used onboard the Blake, &c. 



Plate 7. Experimental form of the Sigsbee machine for sounding with 

 wire. Used for three years an board the Blake. 



Plate 8. The latest form of the Sigsbee machine, as now used on 

 board the Blake. 



Plate 9. The Sigsbee sounding-machine rigged for paying out. 



Plate 10. The Sigsbee sounding-machine rigged for paying out. 



Plate 11. The Sigsbee sounding-machine rigged for reeling in, with the 

 strain- pulley brought into use. 



Plate 12. The Sigsbee sounding-machine folded for transportation. 



Plate 13. The Sigsbee sounding-machine in position, run out for work. 



Plate 14. The Sigsbee sounding-machine in position, run in with the 

 tubes lowered and the accommodation grating triced up. 



Plate 15. The Sigsbee sounding-machine in position, run out for work. 



Plate 16. New steel reel for sounding with wire, devised by Lieut. 

 Commander C. D. Sigsbee, U. S. N., Assist. Coast Survey. 



Plate 17. New steel reel for sounding with wire. 



Plate 18. Plan of patent trunk reeling engine for the Sigsbee sound- 

 ing-machine. 



Plftte 19. Water specimen cup for g(!tting a single specimen at each 

 haul, independent poppet valves. 



Plate 20. The Sigsliee water specimen cup. 



Plate 21. Fig. 1. Case for the Nogretti-Zambra deep sea thermometer. 

 Fig. 2. The Negretti-Zambra deep sea thermometer, bulb 

 down. Fig. 3. The Miller-Casella deep sea thermometer, 

 apart from its case. 



