The vast information stored in this classic nine volume information system is right at your fingertips with this easily searchable CD-ROM version. A wide range of searching capabilities enable the user to search by key word, phrase, combination, topic, chapter subject or contributor. Another feature includes hypertext links to the many color images, enabling the user to easily search back and forth through the nine volumes with ease without losing one's place. Images may be enlarged for closer examination.
Information is always current with the annual updates.
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