
1) Helmet
Found on
https://www.crosswordclues.com/clue/pickelhaube

The Pickelhaube (plural Pickelhauben; from the German Pickel, `point` or `pickaxe`, and Haube, `bonnet`, a general word for `headgear`), also Pickelhelm, was a spiked helmet worn in the 19th and 20th centuries by German military, firefighters, and police. Although typically associated with the Prussian army, the helmet was widely imitated ...
Found on
http://en.wikipedia.org/wiki/Pickelhaube

spiked helmet
Found on
http://phrontistery.info/p.html

A spiked helmet worn by German troops, introduced in the early 19thC and copied elsewhere.
Found on
http://www.encyclo.co.uk/visitor-contributions.php

[
n] - a spiked helmet worn by German soldiers
Found on
http://www.webdictionary.co.uk/definition.php?query=pickelhaube
noun a spiked helmet worn by German soldiers
Found on
https://www.encyclo.co.uk/local/20974
No exact match found.