Induction Coil in Practical Work, Including Rontgen X-Rays Rays

Whilst the greatest effort has been made to ensure the quality of this text, due to the historical nature of this content, in some rare cases there may be minor issues with legibility. IT would not have occurred to myself to prepare this unpretentious little handbook. It was proposed to me, with the idea and request that it should be simple and practical, and compressed within specified limits.