Pipes & Drums - Melbourne, Vic, Australia
RVR Pipes & Drums Association Incorporated

What Price Glory - retailer of original and reproduction British WWI & WW2 uniforms and equipment.
International Military Antiques Inc. - sells original 20th Century British Military equipment.
Greatwar Militaria - WWI original and reproduction uniforms and equipment from all countries.
King and Country - provides original and reproduction British WWI & WW2 uniforms and equipment. Currently the only vendor of P-08 web equipment, but he is discontinuing it. It is very quality stuff, but buy it quick
Lawrance Ordnance - provides the most authentic WWI Australian slouch hats we have found. We use the infantry style hat.
Tentsmiths - makers of fine reproduction tents of all periods - well made products!
Sentimental Journey - retailer of WW1 and WW2 British equipment and uniforms.
Sportsman's Guide - sells general surplus items, sometimes carries acceptable British items that can be used for reenactment. - (tip) sort on "British". 1-800-888-3006

Tommy's Packfillers -specializing in the finest museum quality British Great War period reproductions for the discerning First World War living historian, WW1 reenactor or collector.  He has great paper work and other small stuff.  Check them out.