Bureau of commercial economics
Subtitle: Department of public instruction, Washington ...
Publisher: Printed by Ferris & Leach
Published: 1915
Place of publication: Philadelphia
Language: eng
Number of pages: 48
Subjects: Commerce; Motion pictures
Other titles: "Eye beholds"
Notes: Engaged "in disseminating geographical, commercial, industrial and vocational information" by moving pictures. cf.Foreword.

"Syllabus of production and social service," pp. 18-48.