I've been researching some pirate stuff a came across this website called Briellecostumes and they claim to have historically accurate pirate costumes can you guy judge if there historical or not :
Pirate Captain's Frock Coat Historical Period Costume Coat - Etsy UK
Sea Thieves - Pirate Clothes
The Golden Age of Piracy – Costumes to the Period | By the Bodkin
1730-Pirate Captain with Cutlass - History in the Making
Pirate Clothing in the Golden Age of Piracy - World History Encyclopedia
Fashion history and Hollywood combine in new exhibit at The History Museum
Out of this period, but had no other place to put it yet. Interesting site on historical costumes | Pirate woman, Pirate art, Pirates
Female Pirates — Brielle Costumes
Best Pirate Costumes Ever, Jack Sparrow Pirate Costume
Historical costumes | Fantasy World
Pirate Age Assembled Historical Notes: Costume Notes for the Golden Age of Piracy 1680-1725 eBook : McGann, Kass, Davis, Robert P.: Amazon.co.uk: Books
Adult Blackbeard the Pirate Costume
Pirate Lady Anne Bonny; Famous Pirate Costumes
What did Pirates ACTUALLY Wear? Fashion at Sea in the 18th c & Our Flag Means Death Costumes - YouTube
Pirate Costume - Authentic Pirate Clothing and Costumes