50 



LOG BOOK OF THE "ST. PETER" 



5 June 5, 1 7 41. After Midday^ 



^ Unless otherwise indicated Yushin's log book is used on and after this date. The 

 log books were kept according to the astronomical day, which extends from noon of 

 the previous civil date to the following noon, i.e. June 5 of the log began at noon, June 4, 

 civil time, and ended at noon, June 5, civil time. In timing the events of the voyage 

 this should be borne in mind; also that the converted civil dates will be those of the 

 Russian calendar, at that time eleven days behind the Gregorian calendar. See also foot- 

 note 3, p. 332. The noon positions on the chart, PI. I, are, as in the log, those of the 

 end of the astronomical day, and the dates therefore coincide with the civil dates. 



The symbols preceding the date indicate the day of the week, as follows: 



