With 26 gatefold charts covering both hemipsheres, and seven detailed charts of selected regions. The charts plot over 80,000 stars and 2,700 deep space objects (star clusters, nebulae, and galaxies). With the mylar chart overlay present to measure coordinates, or for plotting the track of a newly discovered comet. The charts fold out to 22" x 16.25". Scarce copy of this deluxe edition.
Condition: Near Fine, slight crease to top of title page/index gatefold; .75" crease to front flexi cover near middle at spine, otherwise very clean.