. Locomotive text for engineers and firemen; a complete treatise on the engine, electric head-light and standard code of train rules . oS -S3 4=fan cii u M - aJ S-H G 3 -o Uj r^ c c aS a CA ,c . u -C « o h d C5 uses theper Rule B u C3 O *J *-• jc ~ O u £ < uu3 C3 O +d <U I-, ctf a 39^ STANDARD- CODE OF SIGNALS. v> . £ ^ 5 ft V V <b 1 v^ 1 hfi T ■S-S■Sg . ° * ffi. cu _S .5 ~ c g « £ ° I X CO CO .5 ** *-* M COt CO) C ° ° W. STANDARD CODE OF SIGNALS. 397

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Keywords: ., bookauthornationalcorrespondenc, bookcentury1900, bookdecade1900