Foolscap

Foolscap or fool’s cap may refer to:
 * Foolscap folio, a paper size of $8 1/2$ × $13 1/2$ inches (216 × 343 mm)
 * Foolscap, a paper size of 17 × $13 1/2$ inches (432 × 343 mm)
 * Foolscap, a book by Michael Malone
 * Fool’s cap, a cap with bells worn by court jesters