The slip-up went viral, causing a surge in sales of a camping T-shirt sold by the National Museum of American Jewish History, so much so that the shop's website crashed due to a spike in traffic.
Kristen Kreider, the museum's director of retail and visitor experience, said sales from the shirt nearly matched the amount of money the shop earned for the entirety of June, The Philadelphia Business Journal reported. .
She said she thinks the increased popularity of the shirt will have significant long-term effects on the museum