1.
PAN-00079973 - military button, Dutch 19th-20th century: Engineers (helmet on dotted background)
2.
3.
PAN-00079992 - military button, Dutch 19th-20th century: Engineers (helmet on dotted background)
PAN-00079928 - military button, Dutch 19th-20th century: Engineers (helmet on dotted background)
PAN-00079991 - military button, Dutch 19th-20th century: Engineers (helmet on dotted background)
PAN-00092946 - military button, Dutch 19th-20th century: Engineers (helmet on dotted background)
PAN-00098730 - military button, Dutch 19th-20th century: Engineers (helmet on dotted background)