Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 255
FRONT ELEVATION AND HALF SECTION \j •/l^ yd,^ ^ ^^U Zimo iJ-ruu.ui t.u JiiMttir- w,, Ww,-> rhildd^ Briggs—Double Blowing Engine. 201 gence, exhibited, on the 20th of June, 1872, a bird moved by twistedcaoutchouc, which, he states, elevated itself vertically to a height ofnearly one meter.…
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Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
![An illustration from Wedding's Basic Bessemer Process. Translated [from the supplement to the author's Darstellung des schmiedbaren Eisens” entitled, “Basische Bessemer oder Thomas Process”] ... by W. B. Phillips ... and E. Prochaska ... With a supplementary chapter on dephosphorization in the basic open-hearth furnace, by E. Prochaska (1891)](https://img.insideoutlibrary.com/img/200/bl-bl_003874923_0-97-1.webp)
