This is a link to a thread by Sylvan-Forge @ THR. I tried searching for him here and did not see it, but as an aside, I'm newly impressed with how many members there are here.
Here's the link to the most excellent thread, with clear photos and explanation:
S&W model 10 disassembly,inspection,select repairs and reassembly - discussion - THR
This gentleman obviously has some mechanical skills, so know your own limitations before trying this yourself.