Stuart Radzinsky, a DHARMA Initiative member and architect of the Swan station, originally created the map. He and his partner, Kelvin Inman, regularly forced a lockdown to engage the blast doors in order to continue … See more

There are numerous handwritten notations across the blast door map. There were at least two types of notations: … See more

In addition to the screen capture of the map from "Lockdown", the original map has been presented through other official venues. These images were apparently taken from the original prop source, and thus are hi… See more

Map commentary
1. Transcript of Javier Grillo-Marxauch chat discussing map
Raw images
1. Direct Screen Grab (enhanced)
Fan-annota… See more