Height Recorder Hohenschreiber (Barograph) Luftwaffe Italian The second hand has a

The second hand has a small bit of corrosion on its opposing end

all pages are intact

just like you

which indicates with the thin inner pointer

The fluid is absent

Height Recorder Hohenschreiber (Barograph) Luftwaffe Italian The second hand has aA Hohenschreiber is a height recording instrument that is essentially a barograph, i. e., it measures change in barometric pressure that is interpreted as altitude and recorded on a rotating chart drum. It is specified for measuring altitude up to 15 Km. This example was made by Gebr. Winter Jungingen Hohenz. The instrument contains a bellows for measuring change in altitude barometric pressure and a rotating strip chart recorder drum. As pressure