If you click the link above. It takes your to SDS website. Btw which is Andrew Ainsworth site aka Shepperton Studios in the About us page it states the following.
"In 1976 prop maker Andrew Ainsworth of Shepperton Design Studios created the original Stormtrooper helmets and armour for the first Star Wars movie, A New Hope. All these years later, Andrew produces genuine, authentic replicas using the original moulds, as close as it is possible to get to the original film props."
Andrew is SDS
SDS is Andrew
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