Rectangular compendium with three fan-folded leaves. Nocturnal on first leaf. Lunar vovelle and horizontal dial for five latitudes on second leaf. Needle, type 27. Pivoting compass box with ruler and stereographic projection on third leaf. Labeled in Latin.
Материал
"CHRISTOFFERVS * SCHISLER * ME * FECIT * AVGVSTA * ANNO * 1555" engraved in a circle on third leaf.
