Picture Romance Library (1956, Pearson)

Picture Romance Library ran for 411 issues (1956–present). Publishing format: was ongoing. Issues of this series are often referenced as having 'no number' but this is rarely true. The issue number is typically listed in small print at the back of the book under the indicia (for example, 'PR/254/5/63' for issue number 254 from May 1963). Due to the cryptic and obscure position of the issue number, issues in this series are typically referenced by title instead of the issue number.