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Category:Message systems

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Includes postal services and voice mail.  
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[[Image:Message Systems Morse code in British signal exchange Somme 1916.jpg|thumb|right|A 1916 photo of British officials using Morse Code at The Battle of Somme]]
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Includes postal services and voice mail.
  
 
== Subcategories ==
 
== Subcategories ==
  
*'''[[:Category:Postal services|Postal services]]'''
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*'''[[:Category:Postal services|Postal services]]''' - the services used to transmit physical objects and tangible letters across space
*'''[[:Category:Voice mail|Voice mail]]'''
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[[Category:Communications|{{PAGENAME}}]]
 
[[Category:Communications|{{PAGENAME}}]]

Latest revision as of 17:32, 14 April 2014

A 1916 photo of British officials using Morse Code at The Battle of Somme
A 1916 photo of British officials using Morse Code at The Battle of Somme

Includes postal services and voice mail.

Subcategories

  • Postal services - the services used to transmit physical objects and tangible letters across space

Subcategories

This category has only the following subcategory.

P

Media in category "Message systems"

The following 2 files are in this category, out of 2 total.