Education
In 1924 he was eliminated in the semi-finals, while in 1928 he finished sixth.
In 1924 he was eliminated in the semi-finals, while in 1928 he finished sixth.
Gaby started as a flat sprinter, and changed to hurdles only in 1919, upon advice from his coach Sam Mussabini. During World War I, Gaby served as an airman. After retiring from competitions in 1930 he became a shoe repairer.
Gaby won the bronze medal in the 120 yards hurdles at the 1930 Empire Games, aged 35. He then won five out of eight international competitions and was selected for two Olympics. Domestically he won the American Automobile Association championships in 1922-1923 and 1925-1927. He finished second three times, last time to Lord Burghley, in 1930.