Dover Collection - Royalty-Free Clipart and Illustration Images in the Dover Collection. Our royalty-free clipart and illustration images are ideal for Dover electronic clip art collections are always your best value year around Dover collections include fun, educational books for Children, a world And they offer unbeatable value: an entire Dover set features dozens of high Welcome to Dover Publications! Our Pictorial Archive of Clip Art and Design contains over 400000 royalty-free images. And now you can receive FREE Clip Art