I ransachnns Society Naval Architecis and Marine Engm-cen:. Vol. i8. igio 



rialc iS. 



To illustrate paper on "Floating Dry Docks in the United Stales; Relative Value of Wood and 

 Steel for their Construction," by William. T. Donnelly, Esq., Member. 



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SSCT/O/V a -a 



Sc/Tir MtA' S/ze. 

 I /^rvff/* itta Wing firr^tts^efi/r. 



80,000 Tons floating Dry Docif 



