Siriol Sherlock ( 1900 - ) is a painter. Siriol Sherlock s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 106.61 USD for Phalaenopsis I: Grand City x Otohime in 2004 to 392.77 USD for Passiflora quadrangularis in 2004 , based on the size and medium of the artwork.