Jonathan Stroud books in order
15 books in the catalogue, about 118 hours of reading in all; the shortest takes 3 hours and the longest 10 hours.
2 series and 10 standalone books in the catalogue.
Lockwood & Co.
5 books 1 
The Screaming Staircase 7.7 h 2 
The Whispering Skull 8.5 h
The Screaming Staircase 7.7 h 2 The Whispering Skull 8.5 h 3 The Hollow Boy length not known
4 The Creeping Shadow length not known
5 The Empty Grave length not known
Bartimaeus Sequence
4 books 1 
The Amulet of Samarkand 8.5 h 2 
The Golem's Eye 10.4 h 3 
Ptolemy's Gate 9.6 h
The Amulet of Samarkand 8.5 h 2 The Golem's Eye 10.4 h 3 Ptolemy's Gate 9.6 h 4 The Ring of Solomon length not known
