Category: Science

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The Book Of Popular Science

By: N/A

Price: $10.00

Publisher: NY, Grolier: 1954

Seller ID: 22896

Condition: Fair with no dust jacket


Age-wear; Small 4to 9" - 11" tall; 22896 View more info

Image for Cryptography The Science of Secret Writing

Cryptography The Science of Secret Writing

By: Smith, Laurence Dwight

Price: $15.00

Publisher: W. W. Norton & Company: 1943

Edition: 1st Edition

Seller ID: 30222

Condition: Very Good- with no Dust Jacket


Table of contents: secret weapon #one; the history of secret writing; transposition ciphers; substitution ciphers; codes compared with ciphers; cryptanalysis; problems; solutions; and appendices and index. All corners have been "reinforced" with pasted-on brown Kraft paper, reminding me of those old picture corners from the photograph album. The spine appears to have been lacquered with call letters at upper edge. There are no other indications of having been in any library. The cover of the now missing DJ was cut out and lays beside the title page. Behind the contents page is the prin... View more info

Home And Workshop Guide To Sharpening

By: Walton, Harry

Price: $10.80

Publisher: Popular Science: 1972

Seller ID: 19306

Condition: Very Good


Edgewear. ; A Popular Science Skill Book Series; Small 4to - 9" to 11" tall - 9" to 11" tall; 176 pages; 19306 View more info