AN IRON 62-PLATE SUJI KABUTO Edo period (1615-1868), 18th century The russet iron helmet constructed of 62 vertical plates riveted together to form and even profile with a slightly bulbous back, the four-stage tehen kanamono of iron, the three-lame manju jikoro lacquered red and black in Negoro style and laced in blue sugake lacing, the fukigaeshi applied with stenciled leather and gilt-metal crests 7in (17.7cm) high, the helmet only