Nice paint job Biltonbru, great pictures too ofcourse :-)
Love the way you kept the saturation soft, most coloring of black/white pictures tends to be overdone.
Maybe you already know, but Topaz Labs has great filters for photoshop (Topaz DeNoise, Clean, Detail, reFocus) that can get rid of noise, grain etc. I tend to use it when I need to retouch old or badly scanned photos.
Obviously a matter of personal taste how one should be retouching old photos, but here's an example of what is possible with a bit of 'smart sharpen', contrast adjust, Topaz deJpg and color correction:
