52 books • 2 series
The Venetian Key (Classic Impossible Crime)
The International Spy Annotated
The International Spy illustreted
New Word illustrated
The International Spy Illustrated
Hemligheternas hus
The East End of Europe, 1908
Songs in Ziklag (Classic Reprint)
Lord Alistair's Rebellion (Classic Reprint)
The Queen Against Owen (Classic Reprint)
Some Personalities (Classic Reprint)
Athelstane Ford (Classic Reprint)
The International Spy Allen Upward
Allen Upward - The International Spy
Paradise Found - Scholar's Choice Edition
The New Word - Scholar's Choice Edition
The Classic Works of Allen Upward
Secrets Of The Courts Of Europe
The Club of Masks
A Crown of Straw,
Secrets of the Past
One of God's Dilemmas
The International Spy Being the Secret History of the Russo-Japanese War
The Slaves of Society; A Comedy in Covers
