Sorted on book title (not in series order)

Augusto De Angelis

The Hotel of the Three Roses

When murder pays a visit to a seedy Milan hotel, Inspector De Vincenzi races to solve the case before more guests are checked out—for good
 
The shady Hotel of the Three Roses is home to an assortment of drunks and degenerates. Inspector De Vincenzi receives an anonymous...Read more

No in Series: 
7

The Murdered Banker

A body is discovered in a Milan apartment, and Inspector De Vincenzi investigates. The apartment happens to belong to an old university friend of his, Aurigi. When the body turns out to be that of Aurigi's banker, and a phial of prussic acid is discovered in the bathroom, suspicion falls on...Read more

No in Series: 
1

The Mystery of the Three Orchids

Death is in the air at one of Milan's great fashion houses. As a new collection is unveiled, and the wealthy rub shoulders with the glamorous, owner Cristiana O'Brian escapes upstairs to discover the strangled body of her servant slumped on her bed--a single orchid by his side.

...Read more

No in Series: 
15