Improvement of instruction in typewriting.

Bibliographic Details

Main Author:	Blackstone, E. G. (Earl Glen), 1892-
Other Authors:	Smith, Sofronia Lucretia
Language:	English
Published:	New York : Prentice-Hall, 1949.
Edition:	Second edition.
Subjects:	Typewriting.
Physical Description:	470 pages
Format:	Book