AN IMPORTANT AND RARE LARGE BLUE AND WHITE 'DRAGON' JARJIAJING SIX-CHARACTER MARK AND OF THE PERIOD (1522-1566)The heavily potted ovoid jar is boldly decorated in vibrant cobalt-blue with two fierce five-clawed dragons with writhing scaly bodies flying amidst ruyi-shaped clouds above crashing waves, and separated by two stylized shou characters stemmed from lingzhi fungus, all below a lotus scroll band at the shoulder and above a ruyi-head band at the foot. The waisted neck is inscribed with a six-character Jiajing mark.21 1/4 in. (54 cm.) high, Japanese wood box