Achille Guerra ( 1832 - 1903 ) was an Italian painter. Achille Guerra s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 4800 USD for A STROLL BY THE FOUNTAIN in 2005 to 8505 USD for Salvator Rosa Painting in the Villa Borghese Gardens in 2012 , based on the size and medium of the artwork.