Demonstration
Subtitle: Boston number
Series: Demonstration -- vol. 9-10, no. 12-1 (June/July 1922)
Publisher: L.C. Smith & Bros. Typewriter Co.
Published: 1922
Place of publication: Syracuse, N.Y
Language: eng
Number of pages: 46
Subjects: Periodicals; Typewriter industry; L.C. Smith & Bros. Typewriter Co
Other titles: Boston number
Notes: Cover title.