Philippine Mars to join Pima Air and Space Museum

Coulson Aviation’s Philippine Mars flying boat – one of only five Martin JRM Mars ever produced – is to be donated to Arizona’s Pima Air and Space Museum later this year. The JRM Mars is a high-wing, four-engined transport flying boat subsequently converted for waterbombing use. Some 80 years after its production between 1942 and 1947, only two airframes remain in existence today. Originally supporting the US Navy during World War Two (where they flew cargo between Hawaii and the