Dilly
by Mavis Batey
World War, 1914-1918World War, 1939-1945CryptographyCryptographersBiographyHistoryGreat britain, biographyWorld war, 1939-1945, cryptography
xxiii, 244 pages, 16 unnumbered pages of plates : 20 cm
Writing a summary for young readers…
For young readers
Book data: Open Library