Nice write up Terri, use much the same method with one twist worth mentioning. Wood propellors are almost always laminated from planks of wood and often different woods are used in each layer. Once carved these often give stripes along the propellor.
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These stripes become wider along the prop as the pitch angle of the blades reduces towards the tip. I used the same technique as Terri before using a fine brush almost dry to add the "laminations". One this prop I used Tamiya paints, buff, dry brushed hull red and flat earth, laminations in NATO brown, dry brush buff, top coat, clear orange.