'J'ldiisadioiis S(i(if/v .Wivcil Anhiliils and Mariiir liuf^hiccis. Vol. 20, igi. 



I'l.ilr / 57 



To illtislnitc paper on " 'J'ool Sled for Ihr LK S. Navy,' 

 hv Lewis Ilfllxirl Keniiey, B. .S'., M. /<,'., Member. 



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Selective Test Tools. Carbon Tool Steel, Class i. Schedule 4469. 



