Here is a very long link to a page about the cockades as worn per state on the Pickelhaube. Not seen in combat, but, hey; parade uniforms are nicer than combat ones.
http://www.google.co.uk/imgres?imgurl=http://www.fieldmarshalhaig.com/Pickelhaube2.jpg&imgrefurl=http://frontforum.westernfrontassociation.com/viewtopic.php%3Ff%3D11%26t%3D997&usg=__hTGu4M_edDtsD9IDQ5TR43QvIQ4=&h=950&w=672&sz=237&hl=en&start=4&sig2=NR_6WfJlsWvpU2ArC5uelA&um=1&itbs=1&tbnid=JWtX34JeKz7a1M:&tbnh=148&tbnw=105&prev=/images%3Fq%3Dswedish%2Bpickelhaube%26um%3D1%26hl%3Den%26safe%3Doff%26sa%3DN%26rlz%3D1R2_____en%26tbs%3Disch:1&ei=NFxmTJUFy4rhBtr_nZkE
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