Chris Brady placed this on the EFDSS list

More Pathe films from http://www.britishpathe.com with
keyword search for 'sword dancing':

English:

MINER DANCERS 11/12/1930 Black & White
Miners in Newcastle perform an traditional folk dance
with swords.

MINER DANCERS 20/12/1926 Black & White
Traditional form of sword dancing (rapper dancing)
performed by elderly miners.

MINERS MAKE MUSIC 06/05/1948 Black & White
First National Colliery Music Festival at Harringay
Arena, London.

MINERS MAKE MUSIC 06/05/1948 Black & White
Combined print copy of the story.

Bavaria:

EASTER RIDE 09/04/1956 Black & White
Traunstein, Bavaria maintains a tradition that dates
back to pagan time - Easter sward dance.