K— H joo ^ 31 ->K- ->M^ „ , ,, ' ■■■|t>|2K — IS--^ 3 0— V-^^y V-6-A SecflonC-D. ^ SectionA-B. Fig. 269 — Pressed Steel Side Post Used on Penn- sylvania Steel Frame Box, Stock and Re- frigerator Cars. See Figs. 270. 271. 351 and 363. i ■4"x6'!>i"Angle SectionD.D. Fig. 270 — End Elevation and Cross Sections of Pennsylvania Steel Frame SO-Ton Capacity Box Car. The Dotted Lines at Top of Section "CC" Show Opening in Steel Roof Extending Between Car- lines for Ventilation. See also Figs. 269 and 271.