The Complete Novels of Earl Derr Biggers: 11 Mystery Classics, Thrillers & Detective Stories (Illustrated): The House Without a Key, The Agony Column, The Chinese Parrot, Behind That Curtain, The Black Camel, Charlie Chan Carries On, Keeper of the Keys, Love Insurance, Inside the Lines, Fifty Candles…

MYSTERY CLASSICS Boxed Set - Earl Derr Biggers Edition (Illustrated): Seven Keys to Baldpate, Inside the Lines, The Agony Column, Love Insurance & Fifty Candles (Including the Charlie Chan Series)

Seven Keys to Baldpate

The Agony Column (The Second Floor Mystery)

The Chinese Parrot

Love Insurance

Seven Keys to Baldpate

The House Without a Key

The Ebony Stick

Earl Derr Biggers Tells Ten Stories

Behind That Curtain

CHARLIE CHAN MYSTERIES – Complete Series: 6 Detective Novels in One Volume

The Girl Who Paid Dividends

Seven Keys to Baldpate

CHARLIE CHAN MYSTERIES – Complete Series: 6 Detective Novels in One Volume: The House Without a Key, The Chinese Parrot, Behind That Curtain, The Black Camel, Charlie Chan Carries On & Keeper of the Keys

EARL DERR BIGGERS Ultimate Collection: 20+ Mystery Novels, Detective Tales & Short Stories, Including the Charlie Chan Series (Illustrated): Keeper of the Keys, Broadway Broke, Moonlight at the Crossroads, The Chinese Parrot, Behind That Curtain, The Black Camel, Seven Keys to Baldpate, Love Insurance, Inside the Lines, Fifty Candles…

SEVEN KEYS TO BALDPATE (Mystery Classic): Mysterious Thriller in a Closed Mountain Hotel

The Greatest Mysteries of Earl Derr Biggers – 11 Titles in One Volume (Illustrated Edition): Charlie Chan Books, Seven Keys to Baldpate, Inside the Lines, The Agony Column...

Seven Keys to Baldpate: Mysterious Thriller in a Closed Mountain Hotel