raimundo wrote:The first photo couldbe a photo of a corbin dropin cylinder, I call corbin based on the ball bearing seen in the first pin position though Russwin may also have made it, they were once separate companies and that old stuff is still around.
The second appears to be a disc detainer lock so you won't be picking that with your petersens or so ords
Thank you very much for explanation. My english is not very good, and i didnt understand these words - "so you won't be picking that with your petersens or so ords"...