Helen Allingham (after) ( 1848 - 1926 ) was a British painter. Helen Allingham (after) s works have been auctioned off multiple times, with realized prices varying according to the size and medium of the artwork, for instance of 120.58 USD for Study of a Lady wearing a White Bonnet and Blue Dress with White Pinafore, standing by an Open Cottage Door with Knitting in her in 2008