Turr^MOU' Cor. + /^/j ... G«jtt/* 7/ 



hoUonh UmpcratHre , - 



.'Vb. o/ thermometer 

 Corrected f-emperaturc ^ f / 



SOUNDI 



SOUNDING WIRE. 



TUftNS, 



(if »ti 



•4 



t5<xi 

 1700 



y<xri 



•J l<X) 



240ri 



DRED GE ROPE_ 



^ <n O 



/ 



U% ■■ ■ 



///. 00 



