Sienar Fleet Systems
Twin ION Engine (T.I.E.) - 200 A Interceptor
1st Galactic Imperial Navy
501st Fighter Group "Vader's Fist"
The back of this postcard reads:
Imperial Ship Yards
We Strive to Excel
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The 501st Legion (also known as "Vader's Fist") is a Clone Trooper (and later Stormtrooper) unit from the Star Wars movies and Expanded Universe. They served under Darth Vader, and were considered to be the best soldiers in the galaxy.