3 books in series

Los señores de la Instrumentalidad

Los señores de la Instrumentalidad is a 3-book series with 3 released primary works first released in 1963 with contributions by Cordwainer Smith.

#1
Think Blue, Count Two

#1 of 3 in Los señores de la Instrumentalidad

1963 • 1 Reader

#3
Norstrilia

12 Instrumentality of Mankind

1975 • 60 Readers • 288 pages • 3.9

#4
En busca de tres mundos

12 Instrumentality of Mankind

1965 • 1 Reader • 329 pages