CIA Profile picture
CIA
We are the Nation's first line of defense. We accomplish what others cannot accomplish and go where others cannot go. https://t.co/yhjtYvFBiJ

Nov 10, 2016, 8 tweets

The Mapmaker’s Craft: A History of #Cartography at CIA
bit.ly/2emNSsU
#Map #HISTINT

#Cartography Center provides full range of maps, geographic analysis, & research in support of CIA, @WhiteHouse, senior policymakers, & IC.

#Cartography Center analyzes geospatial info & presents info visually in creative ways for maximum understanding by consumers.

1941: 26-year-old Arthur Robinson produced COIs first map and was asked to start the #Cartography Section.

1940s: map layers were drafted by hand using pen & ink on translucent acetate sheets mounted on large Strathmore boards.

During #WWII #OSS #Cartography Section pioneered many map production & thematic design techniques, including construction of 3D map models.

1950s: #Cartography scribing techniques produced high-quality #map line-work & shaded relief techniques to better depict terrain on maps.

Members of #Cartography Division started to work on the daily analysis prepared for @POTUS & other senior US officials.

Share this Scrolly Tale with your friends.

A Scrolly Tale is a new way to read Twitter threads with a more visually immersive experience.
Discover more beautiful Scrolly Tales like this.

Keep scrolling