* egy i ee e ) " 
Determination of longitude, h 7 30, 184s apesiaee ofa 0 Tare. 
=i ; 
>a * 
aoe wtih * ‘ossnavarions - we 
Be yp *. —— . a 
a FIRST SERIES. Pd SECOND SERIES. 
Double altitudes of 4 Time of chronometer..| Double altitudes of 
fe. 3 tis: a Lyre. % 
