H.R.F. Keating: Inspector Ghote Plays a Joker (USA 1984)
From the Publisher:
Ghote finds things going disastrously as bit by bit he unearths the traces of a monstrous practical joker. But then the fun stops - and Inspector Ghote has a more serious murder on his hands.
H.R.F. Keating: Inspector Ghote Plays a Joker. Academy Chicago Publications, ISBN: 089733096X (April, 1984), 224 p., $3.95 (?).