TunM Cor. 



Jfo. of tti^nnthom^^ter 

 Corrected temperaUbrv 



•a wl w i dr o d^t <U , ^ 



lied. / ' 



• r/ Machiftc. jieco. * 



Cor. ir»^''>'. 



SOUNDING WIRE. 



nowK. 



7' -r 



• -6il 



I'lrio 



171XJ 



DREDGE ROPE. 



0». 



