OK biohazard, here they are. I found them on Google. One of them leads to a book by Osprey on auction at Amazon. You could probably find it at online hobby shops elsewhere:
http://www.amazon.com/exec/obidos/tg/detail/-/1841763500/ref=ase_militaryhisto-20/002-6795482-2108833?v=glance&s=books
http://www.rickard.karoo.net/articles/weapons_25pdr1.html
http://www.nat-military-museum.lu/index-curmess-noframe.html?/pageshtml/vehiclesandartillery.html
http://miniatures.de/html/int/camouflageB.html
Hope you have some luck with these...