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Orders - Call 978-369-4908
All orders including the Collector's Assistant with US Coin Database now include 2023 US Coin Listings
Welcome to Carlisle Development Corporation! All of our software products run on all recent versions of Windows (including Windows 11) Collector's Assistant and Grading Assistant II are also available as native Mac OS/X applications (Ventura, Monterey, Big Sur, Catalina, Mojave, High Sierra)
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