Top ms-related auction prices for 2014.

Americana Exchange has posted the top 500 auctions for 2014, which include the following:

Ad for The Big Sleep, 1946

• Signed ms of Arthur Conan Doyle's  "The Adventure of Black Peter," Christie's, $317,000.

• Original drawing for the Strand by Sidney Paget for Conan Doyle's "The Adventure of Silver Blaze," Christie's, $112,500.

• Screenplay by William Faulkner and Leigh Brackett of The Big Sleep (dir. Howard Hawks), Bonhams, $81,250.

(Thanks to PhiloBiblos)