There is a very fine school in Suhl, Germany, Berufsfachschule für Büchsenmacher und Graveure.
The engraving master is Hendrik Fruehauf. He is one of the world's top gun engravers and speaks English.
Here is a link: Ausbildung Graveure an der Berufsfachschule in Suhl...
"For sale is a Beautifully Hand Engraved Beretta model 87 Target chambered in .22lr. This pistol is absolutely gorgeous!"
On a day when you think your best efforts lack that last bit of perfection, remember this.
Ram,
Pachmayer had much of his engraving done in Germany, though American, Richard Boucher engraved some Pachmayers as well. From what I can see, your gun was engraved by a German engraver. The late Erich Boessler was one of Pachmayer's German engravers. He signed with a very small EB. Off...
The examples shown look to me to be the work of Cicile Floimont of Belgium. She is a protegee of the late Phil Griffnee. Anybody who can do work on that level wouldn't need to move to Connecticut to find work as a gun engraver.
Many of the fine engraved guns that you have seen have well over 200 hours of work in them, some with as much as 1,000 hours. A top master engraver should be able to command at least $100.USD (or its equivalent) per hour. That includes all of the expenses of tools, materials, administrative...
Adder,
Your flare cutting looks excellent, In any case this link will take you to the flare cutting tutorial I made for the Engravers Cafe 15 years ago.
Tutorial: Flare/Transition Cut tutorial by Roger Bleile | The Engraver's Cafe (engraverscafe.com)