1.
PAN-00126705 - military button, Dutch post-Napoleonic: Engineers (helmet on dotted background)
2.
PAN-00130894 - military button, Dutch post-Napoleonic: Engineers (helmet on dotted background)
PAN-00130893 - military button, Dutch post-Napoleonic: Engineers (helmet on dotted background)
PAN-00017732 - military button, Dutch post-Napoleonic: Engineers (helmet on dotted background)
PAN-00132752 - military button, Dutch post-Napoleonic: Engineers (helmet on dotted background)
PAN-00131624 - military button, Dutch post-Napoleonic: Engineers (helmet on dotted background)
Belgian helmets, 1918
3.
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6.
7.
PAN-00075771 - military button, Dutch 19th-20th century: Engineers (helmet on dotted background)
PAN-00010998 - military button, Dutch 19th-20th century: Engineers (helmet on dotted background)
PAN-00026911 - military button, Dutch 19th-20th century: Engineers (helmet on dotted background)