- Institute for Ancient Technology
- www.forntidateknik.z.se
- Non-profit organization for the purpose of working with information, education, documentation and developing knowledge concerning ancient technologies.
3.6
(si*)
<5
-
4
- Notisa
- www.notisa.com
- Historisk överblick i många former av historia, bl a medicinhistoria.
3.3
(si*)
-
-
3
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