If you happen to be commander of a Navy ship you will be happy to know about this new piece of mechanism. It is the result of the combined efforts of various branches of the Navy Dept. It is a theodolite (compass for measuring the horizon) that will be used on Navy ships. Mr. R.L. Currie of the aerological office Bureau of Aeronautics, Navy department is shown with this instrument which will be used to site pilot balloons sent from shipboard for the sake of gathering weather information