Recon 3690 has this totally wrong and will confuse members.
The Denisons issued were, as I classify them:
A. 1st Pattern, one piece front and back, knitted wool cuffs, 2 varients with the camo pattern, "painted" and printed. Issued 1942.
B. 2nd Pattern, 2 piece front and back, no knitted cuff, printed pattern. Issued 1944.
D. 3rd Pattern, 2 piece front and back, knitted cuff. Short zip. ( the first illustrated is this pattern, most are dated 1956 and made by George Davies and Co Manchester)
E. 1959 Pattern, Full length zip, knitted cuffs, 3 or 4 distinct Camo patterns. ( The second 2 shown are 59 patterns )
F. DPM pattern Camo smock.