A nice touch in this novel is the way it trusts the reader to connect dots.
D-99 by H.B. Fyfe Pyramid F-794 1st Printing 1962
This novel takes a familiar premise and makes it feel brand new.
D-99 by H B Fyfe 1962 Vintage Science Fiction Paperback Pyramid Books F794
A nice touch in this novel is the way it honors small gestures.