Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 449
ve-power and by whichmotion is communicated to the cars. The latter arc arranged to travel in oppo-site directions on the two sides of the elevated structure. The Secretary read his monthly report. Adjourned. Wm. H. Wahl, Secretary, Joio. Frank, hist.. Vol. CXXXIIL June, iSoJ. {IxtPort Com. Science… … Fig. 3. m %^ Fig. 4.THE GIBBON DUPLEX STREET RAILWAY TRACK. cr: CT] Fig. 5. ^E ^O. 6 5tate-irnal. CK ^92. 3 andf themina- irs as:uliararate,load->nn ar, laid Jour. Frank. Iiisl., Io/. CXXXfll. June, iSgs {Kiport Com. Set. and Ihe Arh.)
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