John William Bobin
1889-1935
 

John William Bobin also wrote under the pseudonyms ‘John Ascott’ and ‘Mark Osborne’. The novels written under his own name and under the pseudonym ‘Mark Osborne’ feature ‘Sexton Blake’, a detective modelled on Sherlock Holmes. See also this list for other Sexton Blake authors.

 

Titles and year of publication:
 
 1) The Shadow of His Crime  1915
 2) The Banker’s Trust  1916
 3) The Grip of the Law  1916
 4) The Merchant’s Secret  1916
 5) Payment in Full  1916
 6) The Case of the International Adventurer  1917
 7) A Legacy of Shame  1917
 8) Sexton Blake – Special Constable  1917
 9) Ten Years After  1917
10) The Case of the Girl Reporter  1918
11) The Case of the Two Bankers  1918
12) In the Shadow of the Guillotine  1918
13) The Stolen Crown  1918
14) The Boy Without a Memory  1919
15) Daylight Robbery  1919
16) The Hidden Menace!  1919
17) The Island Mystery  1919
18) The Matador’s Fortune  1919
19) The Mystery of the "Agony" Advert  1919
20) The Mystery of the Grey Car  1919
21) The Problem of the Derby Favorite  1919
22) The Riddle of Riverdale  1919
23) The Stolen Partnership Papers  1919
24) The Great Diamond Bluff  1920
25) His Son’s Honour  1920
26) Link by Link  1920
27) The Only Son  1920
28) Out of the Reach of the Law  1920
29) Twice Wronged!  1920
30) The Case of the Island Trader  1921
31) Payment Suspended  1921
32) The Case of the Bogus Laird  1922
33) The Case of the Cultured Pearls  1922
34) The Case of the Trade Secret  1922
35) The Hooded Riders  1922
36) In the Grip of the Tong  1922
37) A Legacy of Vengeance  1923
38) The Mystery Mandarin  1923
39) The Case of the Head Dispenser  1924
40) The Case of the Bookmaker Baronet  1926
41) The Case of the Long-Firm Frauds  1926
42) The Fatal Pit  1927
43) The Tour of Terror  1927
44) The Great "Tote" Fraud  1929
45) The Secret of the Surgery  1929
As ‘John Ascott’
 1) The Ringer ‘Tec  1928
 2) The Secret of the Grey Phantom  1928
 3) The Speedman Crook  1929
 4) The Death Patrol  1930
 5) The Great Shipyard Mystery (featuring Sexton Blake)  1931
As ‘Mark Osborne’
 1) The Boarding House Mystery  1931
 2) The Consulting Room Crime (Also published as: The Consulting Room Mystery)  1932
 3) Dead Man’s Bay  1932
 4) The Kennels Crime  1932
 5) The Mystery of the Lost Legionnaire  1933
 6) The Stables Crime  1933
 7) The Case of the Crook Iron Master  1934
 8) The Dog Track Murder  1934
 9) The Great Art-Gallery Crime  1932

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