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Preface When first I occupied
myself in mechanical manipulations and lathe-work engrossed my
attention, the want of a handy guide-book, treating the subject
in a practical manner, was greatly felt. Though much has
been done since then towards placing technical education within
the reach of all, In the form of
desultory articles, written by me, much of the information has
already appeared in various technical papers. The whole
has been re-written for publication in book form, and it has
been my endeavour to bring within the available The illustrations have
been engraved from my own drawings, and show, at a glance,
constructive details that could not be explained in letterpress.
The drawings are from the objects they represent, and will
convey much useful information, A Second Edition
having been called for, I have taken the opportunity to correct
a few small mistakes such as are apparently unavoidable in the
first edition of any book. I have also added a Chapter on the
Screw-cutting Lathe—a subject of interest to all who practice
lathe-work.
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