Documents

There is a series of downloads that provides a wealth of information on  these topics, including many popular and hard to find books, it may be found here, download all parts, AMAZING info here!!!:
http://archive.org/details/EbookCollectionPart1

http://www.archive.org/details/EbookCollectionPart2

http://www.archive.org/details/EbookCollectionPart3

http://www.archive.org/details/EbookCollectionPart4

http://www.archive.org/details/EbookCollectionPart5

http://www.archive.org/details/EbookCollectionPart6

http://www.archive.org/details/EbookCollectionPart7

…