* Limited Sales Records: Sales records from that era are often incomplete or nonexistent.
* Poe's Struggles: Poe was a struggling author during his life, and his works often didn't sell well commercially.
* Popularity After Death: Poe's fame and popularity grew significantly after his death.
However, we can say that Poe's sales were likely low during his lifetime. He was constantly facing financial difficulties and often relied on the generosity of friends and patrons.