The 145.022-71 is not a really rare, scarce reference. The one you see below combines two specialties which are however fairly rare: "No NASA" case-back: the story goes that after the two versions of the "Straight writing" case-backs, Omega and NASA were ...
That's the first time that I saw this case back (I even checked the Moonwatch Only book, and it's there- page 154). Beautiful piece with the "Salazar" mark as a bonus. Congratulations. Cheers, Nilo
... full of fascinating facettes. The "A.C.P", the 220-Bezel, the radial dial, the chocolate dial, the Lollipops, the two versions of "straight writing" case backs etc., etc. Heaven for Speedy geeks.