1. Navigational instruments, Hygrometers, Sextants

Navigationsinstrumente, Hygrometer [Feuchtigkeitsmesser], Sextanten

2. Nautical and navigational instruments and apparatus, in particular directional compasses, sextants, barographs, navigational reckoning implements

Schifffahrts- und Navigationsinstrumente und -apparate, insbesondere Kompasse, Sextanten, Barographen, Navigationsbestecke