30c.rar -

The string "30c.rar" frequently appears in digitized historical records, often representing an OCR misinterpretation of "30 cents" and words like "rare" or "regular". In modern contexts, it commonly appears on clothing labels indicating a 30°C laundry temperature or on philately forums referring to a 30-cent rare stamp. For examples of these archival OCR errors, visit the Minnesota Digital Newspaper Hub or the Virginia Chronicle .