We were among serious enthusiasts.

Although he is not widely recognized today, serious enthusiasts of the soul genre consistently rate him in high regard.

Surely the popularity of film among professionals and serious enthusiasts demonstrates that it isn't dead?

Allmusic described it as "...mandatory for all serious enthusiasts of film music."

Members represent numerous fields including: professional photographers, writers, historians, publishers, trade representatives, pilots and serious enthusiasts.

Formula 1000 racing is mainly an amateur, club-racing series attracting serious enthusiasts.

For the serious enthusiasts, this was an opportunity to track down that long sought after plant.

The steering also feels somewhat distant; its isolationism may disappoint serious enthusiasts.

For more serious enthusiasts, scuba diving and other aquatic activities are available.

FOR serious enthusiasts of 19th-century municipal street crime, these are heady times indeed.