Technical hints in the use of the pencil.

Bibliographic Details
Main Author: Watson, Ernest William, 1884-1969 (1884-)
Format: Book
Language:English
Published: Jersey City, N.j., Pencil Dept., Joseph Dixon Crucible Co. [date of publication not identified]
Subjects:

Drexel

Holdings details from Drexel
Call Number: NC890 .W32x