Its been used by a great number of aeroplane modellers over the years.... cracking updates BTWagreed, my technique of the week, works well on armour, might try it on other models, cars, planes and ships,
the floor at the breech would get a fair amount of wear from the crew's boots.
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obviously it won't stay like this, there are several shades of Desert cam, stone slaye grey and terracotta to come.
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