In 2013, an art teacher named Marta Kellner stopped at a Saturday yard sale in a small Pennsylvania town. Between a broken toaster and a stack of paperbacks she found a small oil painting in a chipped gilt frame. She liked the composition. She paid four dollars for it.

Eleven years in a hallway

The painting hung above her hall table for over a decade. Guests occasionally complimented it. She never thought about it again — until a visiting friend, an art historian, went completely silent in front of it.

The verification

After six months of pigment analysis, X-ray fluorescence and archival cross-referencing, three independent experts arrived at the same conclusion: the piece is almost certainly a lost late-period work by a 19th-century master, missing from the record since 1897.

“I did not scream. I just sat down on the floor and laughed for ten minutes.” — Marta Kellner

What happens now

The painting is currently in secure storage. Auction estimates start at $6.8 million. Marta says she has one small regret: she never asked the yard-sale owner where it came from.