The House Without a Key

The Chinese Parrot

Behind That Curtain

The Ebony Stick: Intrigue and Deception in 1920s Honolulu: Unraveling the Mystery

MYSTERY CLASSICS Boxed Set - Earl Derr Biggers Edition (Illustrated)

Fifty Candles: An Intriguing Mystery in Roaring San Francisco

The Best Thriller Novels of Earl Derr Biggers

Seven Keys to Baldpate: Murder Mystery Novel

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...

The House Without a Key: A Charlie Chan Mystery

The Chinese Parrot

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)

The Ebony Stick

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

The Greatest Mysteries of Earl Derr Biggers – 11 Titles in One Volume (Illustrated Edition): Seven Keys to Baldpate, Inside the Lines, The Agony Column, Love Insurance & Fifty Candles (Including the Charlie Chan Series)

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

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

The Agony Column (Serapis Classics)

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...

The House Without a Key: Murder, Mystery, and Aloha: A Detective's Journey in Exotic Hawaii