Search for: Title Author Subject Series that begins with: 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings > Browse Headings # Machine ciphers 2 SEE ALSO narrower term: Enigma cipher system 8 SEE ALSO narrower term: Lorenz cipher system 2 Machine ciphers -- Drama. 1 Machine data storage and retrieval -- SEE: Information storage and retrieval systems 18 Machine design 2 Machine design -- Amateurs' manuals. 1 Machine design -- History. 1 Machine design -- Juvenile literature. 1 Machine embroidery -- SEE: Embroidery, Machine 8 Machine guns 5 SEE ALSO narrower term: Browning machine gun 1 SEE ALSO narrower term: Gatling guns 1 Machine guns -- History. 1 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings >