A proper noun is the name of a specific person, place or thing.
Bobby Jones is a proper noun. Golfer is a common noun- it could be
ANY golfer.
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Scott 1933 was a commemorative picturing golfer Bobby Jones.
This 18 cent stamp was issued in 1981. It can be purchased in mint
condition for $1.95 and used for 35 cents.
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None, Bobby Jones was an amateur And played only amateur
tournaments throughout his career. He never played as a
professional golfer. The US open is a USGA event not a PGA
tournament.