Italy (Italia), officially the Italian Republic (Repubblica Italiana), is a sovereign state in Europe.
SIAI-Marchetti was an Italian aircraft manufacturer.
The SIAI-Marchetti SM.102 was a 1940s Italian light transport cabin monoplane designed and built by SIAI-Marchetti.
The Walter Bora was a Czechoslovakian nine-cylinder, air-cooled radial engine for powering light aircraft that was developed in the 1930s by Walter Aircraft Engines.
This is a list of aviation-related events from 1947.