Use and care of farm-house telephones
By: by R. W. Achatz.
Series: Bulletin no. 12, Engineering Extension Department
Publisher: Purdue University
Published: 1925
Place of publication: Lafayette, Ind
Language: eng
Number of pages: 14
Subjects: Telephone.
Other titles: Farm-house telephones.
Notes: On cover:  Bulletin of Purdue University.  Publications of the Engineering departments. vol. IX, no. 8. Dec. 1925.