Psi-Power Trilogy

Book series

Books in order3

Cover of Brain Twister

#1

Brain Twister

Randall Garrett · 1959

Cover of That Sweet Little Old Lady

#1

That Sweet Little Old Lady

Randall Garrett · 1959

Cover of Enigma 1973

#3

Enigma 1973

Randall Garrett · 1960

Collections and box sets2

#1

The "Queen's Own FBI" Omnibus

Randall Garrett · 1960

#1

The Queen's Own FBI Series

Randall Garrett · 1960