Mappa selenographica [cartographic material] : totam lunae hemisphaeram visibilem complectens observationibus propriis : quatuor sectionibus constructa et delineata / Suae Majestati Friderico Sexto, regi daniae illustrissimo summa veneratione dedicata ; aBeer, Wilhelm, 1797-18501834"Secundum projectionem orthographicam."Imperfect: sheets 1 and 2 stained with slight holes; no loss of text.Relief shown by hachures and shading.cartographic