1.
PAN-00027774 - military button, Dutch 19th-20th century: Navy (anchor on dotted background)
PAN-00026911 - military button, Dutch 19th-20th century: Engineers (helmet on dotted background)
PAN-00027773 - military button, Dutch 19th-20th century: Engineers (helmet on dotted background)
PAN-00027505 - military button, Dutch 19th-20th century: Navy (anchor on dotted background)
PAN-00027414 - military button, Dutch 19th-20th century: Engineers (helmet on dotted background)
PAN-00027748 - military button, Dutch 19th-20th century: Engineers (helmet on dotted background)
PAN-00027675 - military button, Dutch 19th-20th century: Engineers (helmet on dotted background)
PAN-00028085 - military button, Dutch 19th-20th century: Engineers (helmet on dotted background)
PAN-00028087 - military button, Dutch 19th-20th century: Engineers (helmet on dotted background)
PAN-00027495 - military button, Dutch 19th-20th century: Engineers (helmet on dotted background)