2023Tremont AuctionsHenry Hammond Ahl. Large interior blacksmith shop genre scene painting. Oil on canvas. Framed.See Sold Price
2022Bill Hood & Sons Art & Antique AuctionsHenry Hammond Ahl (Massachusetts/New York, 1869-1953),See Sold Price
2021Case Antiques, Inc. Auctions & AppraisalsHenry Hammond Gallison O/C, Large Landscape PaintingSee Sold Price