Matches in Library of Congress for { <http://lccn.loc.gov/75020473> ?p ?o. }
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- 75020473 abstract "Examines a number of different ways of writing secret messages, including invisible ink and a variety of ciphers. Gives suggestions and aids for code-breaking.".
- 75020473 contributor B2590475.
- 75020473 created "[1975]".
- 75020473 date "1975".
- 75020473 date "[1975]".
- 75020473 dateCopyrighted "[1975]".
- 75020473 description "Examines a number of different ways of writing secret messages, including invisible ink and a variety of ciphers. Gives suggestions and aids for code-breaking.".
- 75020473 extent "88 p. :".
- 75020473 identifier "0840764650".
- 75020473 issued "1975".
- 75020473 issued "[1975]".
- 75020473 language "eng".
- 75020473 publisher "Nashville : T. Nelson,".
- 75020473 subject "001.54/36".
- 75020473 subject "Ciphers.".
- 75020473 subject "Cryptography Juvenile literature.".
- 75020473 subject "Cryptography.".
- 75020473 subject "Z103.3 .L35".
- 75020473 title "Secret writing tricks / by Geoffrey Lamb.".
- 75020473 type "text".