TIDES &WSVES by ALFRED TYLOR.F.G.S 



PMlMag S4.Vol48.Pl.H 



ATLANTIC OCEAN . 



EBB TIDE 



Fifef.l 



S Atlantic Sea 

 nearly permanent? level 

 4-ib.above Or-diwmce/ Datutrv. 



RIVER SEVERN 



i__0r^ymqe O.B. 



Daxum 



S.E-Deep waurirvslowi 

 (treating water fivnv ABED. C. A, 

 vvEbb Tide, im/t jnwhimj water 

 into A-Bvv Hood Tide/ 

 reverwuw (Ac directum/ may si*>7wurs, 



.1 'I'vtrr; d.l 



Spring Tides are/ above/ 

 Ordnance/ JOatimv at/ Highs Water. 



ApSheerness 10 fu 



At Dover 3-7 



AbFabnouav- 90 



The/AUantu/ out/Bis 4 







xtfYW 



Datum/ 



The/ aYmetuwns ofJZcver Channels A Jj. art/ franvEearobrwrek IJydrvlogy 

 Th& Scale/ of D.Ejj different to the/ Scak> ofAJi. 



