| 摘要 |
A compact auxiliary data record in the form of a card (11) storing at least one quarter megabyte of data in card size and detachably adherable to a support surface. The support surface may be an eye-readable primary record (17), such as a sheet of X-ray film or a book. The data card (11) may be an optical card, a semiconductor memory card or a magnetic memory card and may be directly adherable to the primary record by adhesion means or may be contained in an envelope (13) provided with such adhesion means (19). <IMAGE> |
