Langelot

Langelot Contre Six by Lieutenant X

Langelot Contre Six

Langelot #10

Lieutenant X

188 pages • first pub 1968 (editions)

medium-paced
Langelot agent secret by Lieutenant X, Vladimir Volkoff

Langelot agent secret

Langelot #1

Lieutenant X, Vladimir Volkoff

180 pages • first pub 1965 (editions)

childrens challenging informative inspiring medium-paced