Henriette Ronner Knip (after) ( 1821 - 1909 ) was a Dutch painter. Henriette Ronner Knip (after) s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 581.58 USD for PLAYFUL KITTENS in 2004 to 3680 USD for interior scene with a mother cat and her 6 kittens in 2005 , based on the size and medium of the artwork.