The Antiques Council is a professional association of antique dealers that mandates the highest ethical and professional standards.

Founded in 1943, The National Association of Watch and Clock Collectors, Inc. (NAWCC) is a nonprofit scientific organization that serves as a unique educational, cultural, and social resource for its membership and the public at large.

ORCA is The Old Reel Collectors Association, Inc., which is a non-profit, educational corporation. We are a loose knit group of fishing reel collectors who are joined by our interest in old fishing reels and their history.

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Membership in the Association, from a humble beginning of sixty-eight meeting in a barn in Pennsylvania, has grown to a worldwide organization approaching 30,000 members, with many local divisons and chapters.

The Tube Collectors Association is established to support and encourage the collection of electron tubes of all types and historical periods.

The AOA welcomes as members individual appraisal practitioners, appraisal management companies, educators, and organizations that share the AOA's aims.

The mission and primary purpose of the Appraisers Association of America is to develop and promote standards of excellence in the profession of appraising through education and the application of the highest form of professional practice.