Just as one bad apple spoils the whole bunch, pictures that are cracking, peeling, moldy or have insect infestation can ruin other perfectly good photos. One sign of a rotting photo is that it may emit a vinegar-like smell.
Use storage boxes of archival quality. This means they're composed of acid-free materials. You can buy conservator-approved boxes at photography or craft stores [source: Smith]. Proper boxes and albums will also protect your pictures from light, dust, dirt, rodents and insects. Regularly dust and clean the closet where you'll be keeping your portraits and snapshots. Check for bugs like silverfish and book lice while you're at it. If you find any signs of pests, you'll want to inspect all of your stored photos for related damage.
Photos, like people, need personal space too. Read on to learn more.