Herbert Reginald Gallop ( 1890 - 1958 ) was an Australian painter. Herbert Reginald Gallop s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 2569.38 USD for The Studio Window in 2005 to 4147.32 USD for Hawkesbury River, 1920 in 2009 , based on the size and medium of the artwork.