William Mactaggart ( 1835 - 1910 ) was a British painter. William Mactaggart s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 6876.79 USD for PUIR WEANS in 2003 to 60617.64 USD for AS HAPPY AS THE DAY IS LONG in 2003 , based on the size and medium of the artwork.