Please see the Transcriber’s Notes at the end of this text.
THE
DRAUGHTSMAN’S HANDBOOK
OF
PLAN AND MAP DRAWING.
PLATE 1.
E. & F. N. Spon. London & New York.
Plan shewing Principal Characters of work used in Mapping.
Large illustration (500 kB)
THE
DRAUGHTSMAN’S HANDBOOK
OF
PLAN AND MAP DRAWING,
INCLUDING INSTRUCTIONS FOR THE PREPARATION OF
ENGINEERING, ARCHITECTURAL, AND MECHANICALDRAWINGS.
With Numerous Illustrations and Coloured Examples.
BY
GEORGE G. ANDRÉ, C.E., M.S.E.
LONDON:
E. & F. N. SPON, 48, CHARING CROSS.
NEW YORK:
446, BROOME STREET.
1874.
[v]
PREFACE.
The main purpose of the present work is to be a handy book ofreference for draughtsmen engaged chiefly in Topographical Drawings.But to have limited its use to one class of draughtsmen, and especiallyto the skilled members of that class, would have necessitated thediscovery of more cogent reasons for its publication than its author hasyet been able to adduce. Works of such a character exist already, andthough their imperfections are numerous, they fulfil their purpose in afairly satisfactory manner. But had the field been clear in thisdirection, it is so restricted in extent that to have entered upon itwould have been to undertake a labour that promised little fruit, forsuch a work could be only of small utility even to those for whom itwas specially intended. It was, therefore, determined to make thepresent handbook generally useful by giving it a much wider scope.And hence, if the intention has been efficiently carried out, it mayclaim a place in every drawing office, be it that of the Topographer,the Hydrographer, the Surveyor, the Military, Civil, or MechanicalEngineer, or the Architect. Whether or not this degree of successhas been achieved, is not for the author to judge. But should he havefailed to reach the high mark at which he has aimed, he hopes, withsome degree of confidence, that he has at least succeeded in producinga book which the experienced draughtsman will find valuable as abook of reference, a