A London encyclopaedia, or universal dictionary of science, art, literature and practical mechanics : comprising a popular view of the present state of knowledge : illustrated by numerous engravings, a general atlas, and appropriate diagrams (1829)
Curtis, Thomas, fl. 1820 · London : Thomas Tegg · leaf 783
Fm.7. Fiff. &. … l.Hilvn .J<il(i.Hi»l hy n.nui..- T.-./o. 7^^.l%yifi>l-lii>iar,\ Jif^ii^. .l.Sliury .sculp PENDULUM. 745 bridge, or cock, screwed upon tlie same part ofthe rod, but omitted in the figure, to show themechanism : g, g, are tsvo screws entering at theedges, and reaching into the cavity near…
Encyclopedias and dictionaries · Aeronautics
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