221 39 223KB
English Pages 419 Year 2002
Report DMCA / Copyright
DOWNLOAD PDF FILE
Cryptology is the practice of hiding digital information by means of various obfuscatory and steganographic techniques.
283 129 5MB Read more
Drawn since boyhood to the beauty and allure of marshes, naturalist William Burt has prowled them by day and night, in e
150 90 70MB Read more
162 31 7MB Read more
In The Disappearing Trick, Len Roberts wrestles with the loss of loved ones--whether that loss be through death, a son m
131 98 672KB Read more
Get the facts on disappearance through ID acquisition in this highly readable and amusing look at new ID. Vanish! tells
201 55 4MB Read more
The subject of the book is helium, the element, and its use in myriad applications including MRI machines, particle acce
150 24 2MB Read more
Thousands of people in this country remain homeless and the unhoused population continues to grow in spite of the increa
169 85 720KB Read more
Renowned political scientist Alan I. Abramowitz presents a groundbreaking argument that the most important divide in Ame
172 30 2MB Read more
Whether mere bumps in the road or genuine crises, we live in a world of unwanted events that no willpower can prevent. I
660 164 227KB Read more
550 18 824KB Read more