The Porterfield Collegiate is an American-built two-seat training and touring monoplane built by the Porterfield Aircraft Corporation of Kansas City. == Design == Developed originally as the Porterfield Zephyr, under Approved Type Certificate (ATC) 2-530, it is a light-weight version of the earlier Model 35 Flyabout for use as a pilot trainer.
The Porterfield Collegiate is an American-built two-seat training and touring monoplane built by the Porterfield Aircraft Corporation of Kansas City. == Design == Developed originally as the Porterfield Zephyr, under Approved Type Certificate (ATC) 2-530, it is a light-weight version of the earlier Model 35 Flyabout for use as a pilot trainer.
Source: Wikipedia "Porterfield Collegiate" · CC BY-SA 4.0
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