"Frames made after the change have "VS" numbers."
From Standard Catalog Second Edition:
"It is reported that a VS serial prefix exists but the authors have never confirmed this."
Has that been confirmed?
I've always heard of the VS, but I've never seen any guns so marked that were made in the short time frame that it would have been used.
"The gift which I am sending you is called a dog, and is in fact the most precious and valuable possession of mankind" -Theodorus Gaza
Baby Jesus cries when the fat redneck doesn't have military-grade firepower.