Service signatures on the 2179 case back. Had a total of nine, now on the crappy photo you can see the three interesting ones, the begin with the letter P, to scratched across. In my defense I was really testing the 8 ball, finally got one.

 

My Covid Saturday night fun, let's read... "Moonwatch Only", I'm on page 551,
and installed new 068ST2208 spring bars on my Speedy.
Oh, and took a shower

 

Ah some clean and safe fun. I yet to get going on the 30 mm book, waiting for the right time.