A CIRCULAR IRON TSUBA carved in yosukashi and nikubori with a yatsuhashi design, 18th century, 7.3cm.; an oval shibuichi tsuba carved in katakiri with a Chinese figure in a bamboo grove, signed Somin and kao, 19th century, 7.1cm.; and a broad mokkogata iron tsuba decorated with a dragon in shallow etching, brass rim, 19th century, 8.3cm. (3)