P. V. H. Weems

Philip Van Horn Weems (March 29, 1889 – June 2, 1979) was a United States Navy officer, inventor of navigational instruments and methods, including the Weems Plotter and the Second Setting Watch,[1] and author of navigational textbooks.

  1. ^ "The Invention of Precision Navigational Instruments for Air and Sea Navigation". Weems & Plath. Archived from the original on July 18, 2011. Retrieved June 14, 2011.