ne 15, is a 0°5 kilowatt ma- On the central portion of the armature shaft is chine, which, when used as a generator for supplying placed a wooden sleeve, 17; inch in diameter ; on lights, will generate sufficient current to bring to full this are mounted the thin sheet iron disks forming the candle… … edge of each are formed thirty-two equi- —_—_—_—_»-q¢—_____—— Protection against Lightning. distant radial slits , inch wide. In these Prof. Henry A. Rowland, of the Johns slits are inserted slips of vulcanized fiber Hopkins University, is reported as follows for separating the different pairs of…
Internet Archive · Public domain (published before 1931). Free to use for anything.
![An illustration from Complementarism [microform] : physical and psychical (1908)](https://img.insideoutlibrary.com/img/200/ia-cihm_97962-38-0.webp)
