Icon-filled pattern found on the interior of the covers of many Dell paperback books circa 1949 noting the various types of books the company published. In an era of largely misleading book covers the large identifying icon placed somewhere on the front of the book would let a reader (and vendor stocking the stands) know at a glance from what category of fiction they were browsing. Due to the extra expense of printing, interior cover patterns are nearly non-existent today.
Swimming Through Millions of Jellyfish
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