A thin, detached sheet, often paper, inserted within the pages of a bound publication. This element serves as a marker, separator, or repository for additional information relevant to the text. For instance, a pressed flower might be placed within the pages of a botany guide, or a handwritten note indicating a favorite passage could be inserted into a novel.
The practice of including such items offers practical and sentimental value. It facilitates easy reference, preserves ephemeral objects, and imbues the physical volume with personal significance. Historically, these inclusions have acted as bookmarks, aids in memorization, and even forms of communication, reflecting the reader’s engagement with the source material and its broader cultural context. Their presence signifies a deeper connection between the reader and the text, transforming a passive consumption of information into an active and personalized experience.