Pictured here is a Ko piece in the collection of the National Palace Museum in Taipei, an incense burner 7 cm. high with two fish-shaped handles. The greenish-blue color was considered the best for glazing at the time.
粉青魚耳彞爐，是故宮珍藏的哥窯瓷器之一，它是一個香爐，高七公分，腹間飾有兩個魚形耳，粉青色則是當時最佳的釉色。