S&W 1911 E Series
FYI - Nice article on the E Series on the Guns & Ammo website, titled "why did Smith & Wesson change the 1911. THE online destination for firearm enthusiasts!
945 sights
The 945 3 1/4" barrel has no front serrations and has a Novak lo-mount rear sight. I believe there is a 945 40 S&W 3 1/4" barrel also with no front serrations and a Novak lo-mount sight. My 945 5" has a Wilson Combat rear sight.
PC 945 delayed unlocking
S&W TSW series pistol promotional material did note delayed unlocking for improved accuracy, so PC pistols may also have this feature.
6906 reassembly (youtube 4506 advanced takedown part2
I see the link was missing part of the address. Here's that link again.
YouTube - Smith & Wesson Mod 4506 advanced takedown Part 2
6906 Reassembly
My 6906 slide goes on easily, but the slide on my 3913TSW absolutely will not go back on unless I pull back on the hammer slightly to get the third lever (believe its the firing pin safety lever - the one closest to the hammer) to go fully into the frame slot.
Can't help with...
S&W 3rd Gen Pstol Take Down
Here's a youtube video that has been posted on this site that is helpful.
YouTube - Smith & Wesson Mod 4506 advanced takedown
If the link doesn't work search youtube for S&W 4506 advance take down.
I paid $650 for a NIB 3913TSW from a dealer about four months ago. I agree with many here and don't like the rail, but it wasn't a deal breaker and can be removed.
Ask your friend if you and he can go to a range and shoot a box of rounds and see if it's the pistol for you. If it is right for...
4513TSW on Dallasguns
There is a 4513TSW pre-rail on the Dallasguns.com site now, but has a hefty price on it. Actually shows two different prices, $765 in the photo and $865 on the listing.
Owners Manual on the Smith & Wesson Site will help
Some 3rd gens are easier than others. I have four and my 3913 (SS ver of the 3914) gives me the most trouble getting past the three levers. As MTS Cop said, I have to pull the hammer back slightly to get the levers all the way down.
I tried...
Personal defense ammo
Couple of interesting articles on SD ammo
Ammunition For The Self-Defense Firearm
Recommendations for five calibers based on street performance - Duty Loads: Today's Best - page 3 | Guns Magazine
M41 Reliability - Dave Salyer reworked trigger , extractor
Oddball66, my experience says buy an older model. My 2007 NIB, after two trips back to S&W, remains relegated as a single shot. Just won't extract any velocity or brand. Boatbum101 sent a PM regarding contact infor on Dave Salyer.