All ebooks by Pedro M. P. Raposo in PDF and EPUB

100 Years of Planetaria

Katherine Boyce-Jacino , Matthew Mcmahon , Pedro M. P. Raposo , Mike Smail

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,...