Japanese Navy Handbook of Hand Signals JU-88 judging from its design

judging from its design

indicating vertical speed up to 6

having an accuracy within plus or minus 6 feet on the 400-foot range and within plus or minus 60 feet on the 4000-foot range

We have no way to test the camera

Japanese Navy Handbook of Hand Signals JU-88 judging from its designThis is an authentic Hand Signaling handbook of the Japanese Navy. Each page contains 1 3 specific Japanese sailor hand signal illustrations and their meaning in Japanese text. Unfortunately we are unable to translate this manual and cannot provide any additional information regarding its content. The cloth covered paper cover is loose from its binding and is worn. All of the pages are present. There are only very few pencil markings on pages,