Special Issue! Free Astronomy Magazine – March/April 2020 Issue Available For Download

Above: The changed technology of libraries and library lectures (all used), including a slide projector (property of my late, great-uncle Gus Columbus) with a two-slide carousel (and a book of slides for which any spelling errors were deemed too expensive to fix), an LCD projector (I had to have one because Stu Forster had one), … Continue reading Special Issue! Free Astronomy Magazine – March/April 2020 Issue Available For Download