Perpendicular

Explorer: SAS C

http://space.skyrocket.de/doc_sdat/explorer_sas-c.htm

Gunter's Space Page - Information on Launch vehicles, Satellites, Space Shuttle and Astronautics

Mathematical Quickies: 270 Stimulating Problems with Solutions - Charles W. Trigg - Google Books

http://books.google.de/books?id=9W6GQ42BRR0C

For the mathematics enthusiast of any age or level of sophisitcation, this stimulating treasury of unusual math problems offers unlimited opportunity for mind-biggling recreation. Carles W. Trigg, Dean Emeritus and Professor Emeritus at Los Angeles City…

Deutsches Textarchiv – Leupold, Jacob: Theatrum Machinarvm Generale. Schau-Platz Des Grundes Mechanischer Wissenschafften. Leipzig, 1724.

http://www.deutschestextarchiv.de/leupold_theatrum_1724

Keine Beschreibung vorhanden.

Domains and URL palindromes

http://ed.xozzox.de/

a page and domain with an palindromic URL

Astrid 1

http://space.skyrocket.de/doc_sdat/astrid-1.htm

Gunter's Space Page - Information on Launch vehicles, Satellites, Space Shuttle and Astronautics

Pelo leste do sul de África: Maputo - duas Mesquitas

http://sulafrica.blogspot.de/2008/06/maputo-duas-mesquitas.html

Keine Beschreibung vorhanden.

Fallacies in Mathematics - E. A. Maxwell - Google Books

https://books.google.de/books?id=zNvvoFEzP8IC

As Dr Maxwell writes in his preface to this book, his aim has been to instruct through entertainment. 'The general theory is that a wrong idea may often be exposed more convincingly by following it to its absurd conclusion than by merely announcing the…

Seagate führt Heat-Assisted Magnetic Recording vor | heise online

https://www.heise.de/newsticker/meldung/Seagate-fuehrt-Heat-Assisted-Magnetic-Recording-vor-1971665.html

Auf der Elektronikmesse Ceatec in Japan zeigt der Festplattenhersteller einen Festplattenprototypen mit wärmegestützter Aufzeichnungstechnik.

Geometry Demystified - Stan Gibilisco - Google Books

https://books.google.de/books?id=13CDvrZ8HYIC&q=megagon&dq=megagon&hl=de&sa=X&ved=0ahUKEwjzytLdyrveAhUClYsKHW6NBU84ChDoAQg5MAI

Say goodbye to dry presentations, grueling formulas, and abstract theory that would put Einstein to sleep - now there's an easier way to master chemistry, biology, trigonometry, and geometry. McGraw-Hill's "Demystified" series teaches complex subjects in a…