microfilm

Before digital storage became commonplace, microfilm was the go-to method for preserving vast amounts of information in a compact and durable format. It works by photographing documents onto specially treated film that is then reduced significantly in size—sometimes hundreds of times smaller than the original. This allows libraries, archives, government agencies, and businesses to store enormous collections of records without taking up massive physical space.

The process isn't just about shrinking things down; it's also about preservation. Properly stored, microfilm can last for centuries, protecting valuable information from deterioration, fire, or other disasters. Think of old newspapers, historical maps, architectural drawings, and even family photos—all potentially preserved on tiny rolls of film.

While digitization is now the standard for daily use, microfilm remains a vital part of many archival systems. Often, archives will first create microfilm copies for long-term preservation and then digitize those films for easier public access. To view microfilm, you need a special machine called a microfilm reader or microfilm scanner that projects the images onto a screen.

So, while it might seem like a relic of the past, microfilm continues to play an important role in safeguarding our collective history—a tiny time capsule holding big stories.