The  Progressive reference library
Subtitle: a new edition with extensive revisions, constituting a consolidation of the publications formerly on the market under the titles: International reference work and The new teachers' and pupils' cyclopaedia; a library of history, geography, biography, biology, literature, economics, civics, arts, sciences, discoveries, explorations, inventions, commerce, etc.; cyclopaedia of general and recent information...
Contributors: Holst, Bernhart Paul, 1861- ed.
Publisher: The Holst publishing company
Published: 1929
Place of publication: Boone, Ia; Chicago, Ill. [etc.]
Language: eng
Number of pages: 10
Subjects: Encyclopedias and dictionaries
Notes: Vols. 1-8 and 9-10 paged continuously.
Subtitles of v. 2-8 vary.
Vols. 9-10 have title: Practical home and school methods.
Editor in chief: B. P. Holst.