When i was a teenager i ground polished and mounted the mirrors for several reflecting telescopes with a 6 inch f8 a 6 inch f4 and an 8 inch f6 mirror. I personally love astronomical simulation software because i originally wanted to be an astrophysicist. brief muster wordpad
Word Pad Tabelle Feldhase Clipart
Word Pad Tabelle Feldhase Clipart
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