Page 331 - Green - Maritime Archaeology: A Technical Handbook. 2nd ed

310 Maritime Archaeology: A Technical Handbook, Second Edition
Figure 11.11 Drawing of a large storage jar form Ko Si Chang, Thailand.
pencil construction lines that must be removed, should be worked on when the ink is dry; so these are best left until the next day. Major blunders are usually cleaned up at the time of occurrence as they otherwise hold up the drawing.
Smudges on lines are best corrected with a sharp scalpel blade. A scalpel holder with a replaceable surgical scalpel blade is recommended, together with a blade with a curved edge (a straightedge will usually score the film with its point). If the blade is blunt, do not discarded it as it can easily be sharpened on fine emery paper. It is very important to have a sharp blade as it scrapes off the ink more efficiently. Then, starting at the edge of the