File:TRS and ORS families (enhanced).jpg

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Summary

DescriptionTRS and ORS families (enhanced).jpg	English: The TRS and ORS families. From left to right: TRS Mk. 3, TRS Mk. 2, TRS Mk.1, an OV3 bus, ORS Mk. 1, ORS Mk. 2, ORS Mk. 3
Date	1 January 1971
Source	https://space.skyrocket.de/doc_sdat/ors_mk2.htm
Author	NASA

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