Handicraft for handy boys; : practical plans for work and play with many ideas for earning money, (1911)
Hall, A. Neely (Albert Neely), b. 1883, Hall, Norman P., ill · Boston, : Lothrop, Lee & Shepard · leaf 291
binding-post to one end piece asshown. Fasten the end of the wire winding to the last- A BOYS WIRELESS TELEGRAPH OUTFIT 241 mentioned post, and the apparatus will be ready for in-stallation. The proper connections are marked in Fig. 315- The Fixed Condenser. Unless one has a fair knowl-edge of… … — Cut 2 PIECES OF CARDBOARD AND 21SHEETS OF WRITING-PAPER Like this Fiti. 320. .2*- Fig. 321.Fig. 322. Figs. 320-322. — Details of a Home-made Fixed Condenser. phone detector is used, a second condenser must be wiredup in connection with it as shown in the wiring diagram(Fig. 326). The materials…
Woodwork · Toys · Amusements
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