RECORD OF DREDGING, 



TEMPERATURE AND DENSITY. 



Time of day. / / ^^'''^of tide, 3'^/'4^^''^a 



T.,,,tl,. >'? 



--:nilr ul' llUltu!!!. - ■ 



Drt-dgiiig instniMieiir 

 Direction < if drift;. 

 Teuipeiarnrc uf ah . 



of .>iirf;tCr 'iVaTr! . 



: dtstaiH.-e. 



at de]>tii of faThoius. 



at liottoui. 

 Density at surface. 



at depth ftf fatlionis. 

 " at ljuttoiii. /p I ~j 

 Niinil»ei' of saliriometer. >- 

 Barometer reailiii^. ^ 

 State of sky. dJU^^ ^ ^ ^^5^1^ , 



temfir? 



<2L 



Direction of wind, 

 fiaiii. 



Direetioii'of sitrfaee eiirr*-!!! 



•■ of llOttOlit 



It- of vessel. f^' i > 



force, 



in- to wliieii attaelied.^ - 



A 



.Value and rank of eoimiiajidiiig *>ftieer. 



