"The letter offers an intimate, private glimpse into Steinbeck's family life— it also expresses his ideas about love stated simply and eloquently," said Bobby Livingston, Executive VP at RR Auction.
The winning bid was from a collector who wishes to remain anonymous.
Highlights from the sale include, but are not limited by:
* Edgar Allan Poe's handwritten letter soliciting a donation for the Southern Literary Messenger sold for $149,999.
* Benjamin Franklin's handwritten letter deciding the fate of the mutinous crew of John Paul Jones's flagship sold for $62,500.
* Emily Dickinson's handwritten poem soliciting a shopkeeper's smile sold for $61,875.
* Benedict Arnold signed document certifying an oath of allegiance for a fellow officer sold for $31,250.
* Ernest Hemingway's handwritten letter on collecting, "If you get all the first editions, you'll have more than I have!" sold for $24,953.
The Fine Autograph and Artifacts Featuring Literature and Revolutionary rarities auction from RR Auction began on September 23 and concluded on October 12.