The Standard reference work
Subtitle: for the home, school and library
Publisher: Standard Education Society
Published: 1927
Place of publication: Chicago
Language: eng
Number of pages: 11
Other titles: Standard reference work; Home library standard reference work; Standard educator.
Notes: Vols. 9-10 : "Study courses."

Vol. 11 : "Loose leaf service."

Vo. 10 + 11 looseleaf insert volume.