That's a good call and if you can do so I highly recommend it. For me it was VERY pleasant upgrade to finally see this discretely, especially after seeing this only in anaglyph form over the decades.
I know Bob answered your question on the Vorkapich films, but one thing to keep in mind with this given 3-D bluray is the anaglyphic 3-D segments are also included as an extra feature, so one only needs cheap anaglyph 3d glasses for those. While the discrete 3-D bluray version is the obvious and...