FOUR CHINESE MONOCHROME PORCELAIN VASES,Republic period. A powder blue vase of ovoid form with a short waisted neck, a teadust glazed fluted vase with an incised Yongzheng four character mark, an apple green glazed vase with a garlic mouth and two incised shaped reserves enclosing a bird under a pine tree, Xuande underglazed six character mark, and an emerald green glazed vase incised with children at play, Wanli underglazed blue six character mark - Largest: 9 in. high. Estimate $400-500