Here's an article with some useful tips on preserving family history records digitally.
Preserving Your Family History Records Digitally: While gathering family history records over the years, you’ve probably been preserving them physically. So why consider preserving them digitally now?
This paper discusses the benefits and challenges of using digital preservation to both augment and enhance the preservation of your family history records. It also presents solutions to the challenges, identifies what types of family history records are suitable for digital preservation, and summarizes what is required to get started archiving digital records.