RECORD AND REDUCTION OF THE TIDES. 



21 



Series II. Tidal Observations from January 28 to April 7, 1854. 



Hourly observations on the pulley-gange. Adopted reading of mean level 7.0, expressed in units 

 of the scale. Increasing numbers indicate rise of water. 



February, 1854. 



to 

 Level. 



Ref. 

 obs. 



11 



Noon 



1 



2 



3 



4 



5 



6 



7 



8 



9 



10 



11 



Midii't 



13.5 



12.5 



11.2 



10.4 

 10.5 

 10.2 



-5.8 



—5.9 



7.7 



6.7 



5.3 



4.5 

 4.6 

 4.3 



10.5 

 10.7 



11.5 



12.9 



14.2 



14.1 



13.6 



13.2 



12.7 

 15.0 

 15.5 

 15.6 

 14.9 



14.2 



12.8 



12.2 



12.2 



12.2 



12.5 

 11.0 

 11.7 

 12.9 

 14.2 



15.1 

 15.2 



15.7 

 15.6 

 15.3 

 15.1 

 15.0 



14.6 



13.8 



—6.0 



4.5 



4.7 



5.5 



6.9 



—6.2 



-6.2 



—6.3 



(f 

 Ct 



—6.4 

 (( 



([ 



—6.5 

 —6.6 



—6.7 

 —6.8 

 —6.9 

 —7.0 



23d. 



12.4 

 11. s 

 11.8 

 11.8 

 11.8 

 12.1 

 13.0 



14.3 



15.8 



16.8 



18.1 



9.3 18.4 

 9.4 



8.7 



8.0 



6.0 



6.0 



5.9 



6.2 

 4.7 

 5.3 

 6.5 

 7.8 



8.6 

 8.7 

 9.1 

 9.0 

 8.6 

 7.4 

 8.2 



7.7 



6.8 



Red. 



to 

 level. 



Ref. 

 obs. 



24 th. 



19.1 

 19.5 

 19.3 



18.7 



17.9 



16.7 



16.1 



16.0 

 16.0 

 16.0 

 16.2 

 16.6 

 17.0 



18.0 



18.9 

 19.3 

 19.3 

 19.3 

 19.0 



18.5 



16.4 



—7.2 

 —7.3 

 —7.4 

 —7.5 

 —7.7 

 —7.8 

 —8.0 



—8.2 



—8.3 



—8.5 



—8.6 



—8.7 



—8.8 



a 



—8.9 



—9.0 



—9.3 



—9.6 



—9.9 

 —10.0 

 —10.2 



a 



tt 



—10.3 



(i 



—10.4 

 —10.5 



u 



—10.6 

 —10.7 

 —10.8 



I 



Red. 



to 

 level. 



Ref. 

 obs 



2Mb. 



o.i 

 4.5 

 4.4 

 4.3 

 4.1 

 4.3 

 5.0 



6.1 



7.5 



8.3 

 9.5 

 9.7 



10.3 



10.7 

 10.4 



9.7 



8.6 



7.1 



6.2 



6.0 

 5.8 

 5.8 

 5.7 

 6.4 

 6.7 



7.7 



8.5 

 8.9 

 8.8 

 8.8 

 8.4 



14.4 

 14.2 

 14.5 



14.9 



16.1 



17.2 



18.3 



19.4 



21.7 



22.2 

 22.2 

 22.3 



22.2 



20.7 



10.0 



7.6 



6.6 

 5.0 

 4.6 

 5.3 

 5.6 



6.4 



7.7 



9.6 



7.8 



—10.9 



(1 



—11.0 

 —11.1 

 —11.2 

 —11.3 



■11.5 

 —11.6 

 —11.8 



11.9 

 —12.0 



12.1 

 —12.3 



-1.7 



it 



-1.8 



10.8 

 11.3 

 11.6 

 11.6 

 11.6 

 11.6 

 5.6110.6 



—1.9 



3.5 

 3.3 

 3.5 



3.8 



4.9 



5.9 



6.8 



7.8 



9.9 



10.3 

 10.3 

 10.3 



10.1 



8.4 



8.3 



5.9 



4.8 

 3.2 

 2.8 

 3.5 

 3.8 



4.6 



5.9 

 7.7 



8.9 

 9.4 

 9.7 

 9.7 



" i 9.7 

 9.7 



-2.0, 8.6 



7.8 



5.8 

 5.3 

 5.1 

 15.4 

 5.6 



7.6 



9.7 



11.0 



12.7 



13.8 

 13.8 

 13.8 



13.7 



11.4 



9.0 



6.0 



4.7 

 3.3 

 3.7 



4.1 



5.4 



8.0 



10.2 



11.9 



12.3 

 12.4 

 12.4 

 12.3 



Red. 



to 

 level. 



Ref. 26th. 

 obs. 



—2.1 

 cc 



—2.2 



tt 



—2.3 



tt 

 tt 



—2.4 

 —2.5 

 —2.6 



CC 



tt 



—2.7 

 —1.9 

 —1.0 

 —1.1 

 —1.3 



tt 



—1.4 

 —1.5 

 —1.6 

 —1.7 

 —1.8 

 —1.9 



it 



—2.0 



a 



—2.0 



7.7 



5.7 



3.6 

 3.1 

 2.8 

 3.1 

 3.3 



5.2 



7.3 



8.5 



10.2 



11.2 



11.2 

 11.2 



11.0 



9.5 



8.0 



4.9 



3.4 

 2.0 

 2.3 



2.6 



3.8 



6.3 



8.4 



10.0 

 10.4 

 10.4 

 10.4 

 10.3 



Red. Ref. 

 to obs. 

 level. 



L0.6 



8.8 



6.4 



5.2 

 4.1 



4.2 

 4.3 



4.7 



6.6 



9.0 



11.0 



13.0 



14.6 



15.4 



17.0 

 17.5 

 15.7 

 15.0 



13.1 



10.2 



9.5 

 9.4 

 9.4 

 9.5 

 9.8 



11.5 



15.0 



16.3 



17.8 



18.4 



—2.2 8.4 



—2.4 



—2.7 



—3.0 

 —3.1 

 —3.2 

 —3.3 

 —3.5 



—3.7 



—4.0 



—4.3 



—4.6 



—4.9 



—5.4 

 —5.5 

 —5.6 

 —5.7 

 —5.8 



—6.0 



—6.1 



—6.2 

 —6.3 

 —6.4 

 —6.5 

 —6.6 



—6.7 



—6.8 



—6.9 



—7.0 



—7.1 



6.4 



3.7 



2.2 

 1.0 

 l.o 

 1.0 

 1.2 



2.9 



5.0 



6.7 



8.4 



9.7 



10.0 



11.5 



11.9 



10.0 



9.2 



7.1 



4.1 



3.3 

 3.1 

 3.0 

 3.0 

 3.2 



4.8 



8.2 



9.4 



10.8 



11.3 



Feb. 21. Readings irregular, tide-gauge oat of order at 8 A. M., repaired at noon. Sounding 7 fath., 1 ft., in. 

 Feb. 22 and 23. No sounding. 



Fath. Feet. Inch. 

 Feb. 24. Sounding at noon 6 5 Corrections derived from curves. 



« 25. " " 7 6 Ebb tide at 11 A. M. Corrections derived from curves. 



" 26. " " 7 5 6 Correction derived from the means by sounding and curves. 



