I just came across quite a few of my grandpas letters home from his time during World War 2, what is the best way to preserve them?

by GEARHEADGus

He was decorated and involved with fighting on the Rhine (222nd rainbow) and with the liberation of dachau, however im parsing the letters to find more info about specific events.

garbageheadgarbage

Digital to share with relatives. Each in a polyester sleeve and stored in an acid free box. Look up archival supplies on the net. If you really want to Display them, display a color printout of the digital instead as hardly anyone can tell the difference.