History of communications.
Published: 1955
Place of publication: [n.p
Language: eng
Subjects: Communication
Notes: Microfilm of a typed transcription of a working manuscript. Positive.

Begins with chapter 4.  Chapters 1-3 had been finished and published as "empire and communication", Oxford (1950).  Some of the material in later chapters was used in various papers written by Dean Innis and published in "The bias of communication", Toronto (1951) and "Changing concepts of time", Toronto (1952)