Since 1967 Stephen Koschal has been one of the most knowledgeable and innovative members of the autograph community. Contact him today and see how the " Koschal difference" in attention to detail and knowledge is superior to the norm in the autograph field. In fact, Steve is the autograph professional most often consulted by other authenticators and dealers to help them determine authenticity.

 
The FBI congratulates Steve for " making the case" in Operation Bullpen
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Authentication
Appraisals
Expert Testimony
Whether you have one piece or a thousand, give your collection the attention it deserves and yourself peace of mind by having Steve assess the authenticity of your treasured items.He owns and maintains the known standards library in private hands.
Whether an estate, insurance issue or other valuation need, Steve has his finger on the pulse of the market and will honestly evaluate your material without bias.
Give yourself the advantage the Federal Government, State and Local law enforcement have when they go to court. Steve's testimony has been the deciding factor in countless court disputes on behalf of the winning party.
Bill Miller thanks Steve for his testimony - which guided him to victory in court.
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copyright 2007 Steven Koschal.