Blanco RAF Blue-Grey
More information about pattern 25 webbing can be found on the Karkee Web website, along with a scan of the above mentioned order www.karkeeweb.com/patterns/1925/1925_LoC.html
This photo shows at the top a used pattern 1925 ammo pouch, issued 1940 and used by a very travelled (June 1940 (Battle of Britain), Africa, Italy, Normandy) till de-mob in 1945. No manufacturing is date visible and as far as can be seen, never been blancoed.
And from left to right:
Old webbing originally done with a Pickerings/Fleet/Quippy/Propert’s paste-type cleaner
Pattern 1937 L Strap with suspected clay-based Blanco
Untreated RAF webbing (unissued pattern 1937 brace, AM stamped and manufactured 1941)
RAF Pattern 1937 L Strap with Tarrago Shoe Cream blanco recently applied.
Photo: Duncan Nisbet