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Have access any time, any place, to a large collection of rare titles in virtual book format. Read in any device, text search inside each title and pick up where you left. Choose a subscription which suits your needs, and more importantly, your budget. Thousands of pages with knowledge rarely found elsewhere. New titles are added each month.
| Level | Subscription | ||
|---|---|---|---|
| 1 day Access | $29.00 | 25.00
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| 1 Year Subscription | $145.00 | 125.00
€ Subscription expires after 1 Year. |
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| Contributor Continual Subscription | $399.00 | 345.00
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Do something remarkable today. Contribute to save, preserve and give access to this wealth of rare publications on important knowledge. Becoming a continual subscriber you will also avoid annual dues or renewals and you will receive a Special Certificate of Recognition as a Science & Technology Research Contributor. |
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