Large 25" x 41" ( plus one 1" x 1" pieces) of Grey Ozite carpeting used on the original set on the USS Enterprise bridge perimeter near the various support stations.
Obtained from the collection of Star Trek Art Director Matt Jefferies.
COA from Profiles In History
Bridge Carpet & Samples history :
Two large parts of the original bridge carpet where sold by Profiles In History, at this time no more !
1) Matt Jefferies auction, December 2001, lot #231, than resale at Hollywood auction #40, lot 1244 (in this collection), 25" x 41"
2) Bob Justman auction, June 2002, lot #29, bought by trekcarpet.com, than resale at PIH #37 auction, October
2009, lot 603 (little smaller after some inches cute)
In 2002 the carpet size was 43" x 45",
In 2009, after samples were made and carpet resold, the carpet size was 40" x 39"
So 375 pieces could have been made at maximum (not to mention the losses due to
cutting)