I wouldn't ...
If there's even a hint that they're not absolutely perfect, just set them aside as a keepsake. Even perfect looking blades may have dulled with time.
Grab a pack of modern blades and enjoy that razor.
Disinfect the razor, too. Boiling water, TCP, isopropyl alcohol, Barbasol, whatever you have ... give the razor a good scrub with Fairy and a toothbrush, then immerse in boiling water as a minimum.