How To Work It eBook

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. This principle is illustrated in Figure 5. Here we see the machine resting on the table outside the work with the side-rods D D elevated and drawn out to their fullest extension, so that the film is carried over the stone by what is practically a flying frame. This adjustment is accomplished as follows.