They are also highly sought after by antique collectors and dealers. He became friends with artists, art collectors and dealers. Catherine acquired the best collections offered for sale by the heirs of prominent collectors. The currency is discontinued but remains popular among coin collectors. The collection began with 400 prints donated by five collectors in 1941. Mattel estimates that there are well over 100,000 avid Barbie collectors. It influenced both collectors and artists, including Gustav Klimt. These sets are very desirable among television collectors. Ovitz is considered among the world's top 200 art collectors. Fractions can be collected automatically by means of fraction collectors. Are not even the tax collectors doing that? Glass is also employed as the aperture cover in many solar energy collectors. They remained just the tax collectors of the land. His government recruited many accountants, collectors and agents. They are also the official tax collectors in each parish.