CELPIP Reading Part 3Reading for Information Practice

A. A photographic print is not simply an image on paper but a layered object made through a particular chemical process. Its support, binding layer, image material, and surface coating can each age in a different way. Some prints fade, silver, crack, or change colour when exposed to unsuitable environments. Correct identification helps an archivist choose care that will not harm an unfamiliar photographic process. Understanding preservation of historical photographic prints therefore requires attention to both immediate effects and slower forms of change within the whole connected system.

B. Clean dry hands or suitable gloves prevent fingerprints, oils, and dirt from marking vulnerable surfaces. Each print may receive an acid-free paper folder or inert plastic sleeve that reduces rubbing and handling. Rigid supports protect large or brittle photographs from bending when boxes are moved. Archivists avoid pressure-sensitive tape because its adhesive can stain, harden, and become difficult to remove. For safe handling and individual enclosures, this wider context prevents one striking feature from being mistaken for the whole story during a quick first inspection.

C. Light causes irreversible fading, so original prints receive limited display periods and low illumination. Cool storage slows many chemical reactions, while moderate stable humidity reduces curling, mould, and brittle dryness. Pollutants from poor-quality cardboard, fresh paint, or reactive plastics can attack image materials inside closed cabinets. Air circulation and tested storage products therefore matter even when photographs are kept in darkness. Together, these details place preservation of historical photographic prints within a broader pattern shaped by the surrounding environment over a meaningful period of time.

D. High-resolution scanning creates access copies that can be viewed without repeatedly handling an original. Digital files require their own backups and management because scanning does not make them permanent. A conservator may flatten, clean, or repair a photograph only after studying its materials and condition. The original remains valuable evidence because its size, surface, markings, and construction cannot be fully captured in one digital image. This combination helps explain why digitization, treatment, and preservation of originals cannot be understood from one feature alone or from one brief observation.

E. Not given in any of the above paragraphs.