How did a mosquito reveal a masterpiece? Meredith Hilferty appraises this 1892 H. F. Farny watercolor & gouache painting in Harrisburg, Hour 1.

See more Season 22 Best Moments now: http://bit.ly/AR22BestMoments.

ANTIQUES ROADSHOW airs Mondays at 8/7C PM & 9/8C PM on PBS. Watch fulllength episodes of ANTIQUES ROADSHOW at http://www.pbs.org/wgbh/roadshow/watch/.

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