I propose building a boiler for engine from instructions given in The Model Engineer handbook No. 6. Will the boiler described on page 17, Fig. ia, made of drawn tube 4 ins. diameter by 12 ins. long, fitted with water tubes ... We then gradually lessened the dis- Earth T Qvery /604-5 \ Diagram of Telephone Connections. tance between the plates, but with no success. ... If I increase the number of cells in the accumulator to five, thus getting 10 volts, and increase the number of battery cellsanbsp;...
|Title||:||The Model Engineer and Practical Electrician|