heliographic post

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Wikidata
heliograph tower; heliographic station; heliographic tower; optical post; optical tower; semaphore tower
signal tower, semaphore tower, outpost, pillbox, 
LB, outpost, pillbox, 

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Location: KML, Cluster Map, Maps,
4 places

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• 

  El Mocatero ⓘ
  

• 

  Saragarhi outpost ⓘ
  heliographic post

• 

  Fortín de Sástago ⓘ
  

• 

  Fuerte de Salamanca ⓘ
  building in Zaragoza Province, Spain

Type	Subtype	Date	Description	Notes	Source
site	fort		El Mocatero	heliographic post	Wikidata
site	fort		Saragarhi outpost	pillbox, outpost, heliographic post	Wikidata
site	fort	1875	Fortín de Sástago	heliographic post, fort, pillbox	Wikidata
site	fort	1875	Fuerte de Salamanca	rifle fort, heliographic post, fort, tower	Wikidata