Su	Mo	Tu	We	Th	Fr	Sa
26	27	28	29	30	31	1
2	3	4	5	6	7	8
9	10	11	12	13	14	15
16	17	18	19	20	21	22
23	24	25	26	27	28	1

100 Years of Planetaria

Posted By: hill0

Date: 1 Feb 2025 20:52:38

This book marks the centenary of the remarkable invention of an opto-mechanical planetarium projector, the Zeiss Mk I. In May 1925, the first public planetarium opened at the Deutsches Museum in Munich. In the ensuing decades, this invention spread all over the world, becoming an integral part of modern life.

Download from icerbox.com

Discovery Astronomy

Tags

Language العربية հայերէն Български Català 中文 Hrvatski Čeština Dansk Nederlands English Eesti keel Føroyskt Suomi Vlaams Français ქართული Deutsch řomani čhib Ελληνικά עברית हिन्दी Magyar Íslenska Bahasa Indonesia Irish Italiano 日本語 한국어 Language neutral Latin Makedonski jazik Bokmål Other Polski Português Română Русский Scandinavian Srpski Slovenščina Español Svenska ภาษาไทย བོད་སྐད་ Türkçe Українська tiếng Việt

Tags: Biographies Business Children Classics Cooking Crime Development Diets Drawing eLearning Video English Erotica Fiction Finance History Learn English More Courses In English Non-Fiction Painting Personal Development Personality Philosophy Photo Physics Politics Programming Psychology Python Romance science Science SCIENCE Teens & Young Adult Thrillers

February 2025

Su	Mo	Tu	We	Th	Fr	Sa
26	27	28	29	30	31	1
2	3	4	5	6	7	8
9	10	11	12	13	14	15
16	17	18	19	20	21	22
23	24	25	26	27	28	1

Su	Mo	Tu	We	Th	Fr	Sa
26	27	28	29	30	31	1
2	3	4	5	6	7	8
9	10	11	12	13	14	15
16	17	18	19	20	21	22
23	24	25	26	27	28	1

Su	Mo	Tu	We	Th	Fr	Sa
26	27	28	29	30	31	1
2	3	4	5	6	7	8
9	10	11	12	13	14	15
16	17	18	19	20	21	22
23	24	25	26	27	28	1

Su	Mo	Tu	We	Th	Fr	Sa
26	27	28	29	30	31	1
2	3	4	5	6	7	8
9	10	11	12	13	14	15
16	17	18	19	20	21	22
23	24	25	26	27	28	1

Su	Mo	Tu	We	Th	Fr	Sa
26	27	28	29	30	31	1
2	3	4	5	6	7	8
9	10	11	12	13	14	15
16	17	18	19	20	21	22
23	24	25	26	27	28	1

Su	Mo	Tu	We	Th	Fr	Sa
26	27	28	29	30	31	1
2	3	4	5	6	7	8
9	10	11	12	13	14	15
16	17	18	19	20	21	22
23	24	25	26	27	28	1