He is a keen collector of antiques in his spare time.
He is an avid reader and a keen collector of African art.
He was a keen collector of regional and Protestant songs.
Stevens was a keen entomological collector for much of his life.
He's a keen collector of historical military information - if it's real, that is.
He was also an expert on bookplates and a keen collector.
He was a keen collector of first editions in original condition.
When they develop a keen collector's market, artists have often exploited this by creating extra states.
He was a keen collector of old books, prints and medals.
He is also a keen collector of top hats.