Tom Thomson, Grey Day (detail), c. 1913, oil on canvas, on wood panel. Bequest from Gloria M. and James E. Smith, 2025.. During the final spring of his career, Tom Thomson created a remarkable series of sketches in Algonquin Park that served as a visual diary of the season unfolding. His friend and fellow artist, Mark Robinson, recalled that Thomson referred to these works as his “records,” documenting the daily shifts in weather and landscape—from fog drifting across the lake at dawn, to the…