432 



H.A. О. BiSTRLP. 



From the curves I and III it is seen, that the "mean establish- 

 ment of the place", i. e. the mean of the tidal intervals or the tidal 

 interval corresponding to the highest high water after the moon's 



660 

 6S0 



Moons transit 

 II I 











































































■ — 





"^■~" 



— 



-- 

































^ 



■^ 

















^^ 

























^ 



^ 

























■^ 



^-^ 







s'- 









^ 



^ 



































Ч 





— 



— ' 





























































































































































































































































































II. 

















































•^ 













\ 



































/ 

















"s 



\ 



























^ 



У 























"> 























^ 













































"^ 





























/ 



^ 















































"X 



N 





































/ 













\ 



s 































/ 















s 



N 



VE, 





























/ 





















N 





























/ 























Ч 



4M е.. 



















/ 



























\ 



















III./ 





























\ 

















/ 































\ 



L 













/ 



































N 



s. 



















































\ 







/ 



















































1 









































Moons transit 

 V E means Vulgar establishment. 

 ME — Mean establishment. 



transit at Oh. Om. , is Xh. 32 m. The vulgar establishment is 

 Xh. 49 m. From curve I and III it is seen, that the age of the tide 

 is ca. IV2 days. 



