In 1929, Ricardo SORIANO and Paul BONNEMAISON developed the :
R.SORIANO
These engines were ahead of their time, and surpassed by no other. It is not exactly known how many of them were built, but as of today 21 are still in existence.
Above: Meeting of Torino June 1933. Ricardo Soriano is on the left
Above: Bayonne 1930, Ricardo Soriano is on the left
Above: Ricardo Soriano is on the right
Above: Ricardo Soriano is looking over a stubborn 4cyl Soriano
Above: Ricardo Soriano is on left
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