Foster, Edwin W. [from old catalog] · Garden City, N.Y., Doubleday, Page & company · leaf 90
e, and allowed todry. There was plenty of work to do while the gluewas hardening, as the cross pieces g g had to befastened to the frame to prepare for the installationof the power plant. When the glue was dry, Ralph took the balancingstick between the palms of his hands, drew hisright hand toward… … a> e 3. IS >> o+j CO 72 CARPENTRY AND WOODWORK while the two played with this interesting butancient tov. Ralph explained that the propeller was simplypart of a screw thread, and had actually workedits way through the air just as a screw works itsway into a piece of wood. Its lifting power…
Carpentry · Woodwork
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