In closeup of fork crown blades appear as if they may be round. Are they round or oval?

Serial number on lower head lug is something which was also done by Bianchi, but a placement employed by other manufacturers as well such as this Maino:



Frame appears to have internal cable routing for rear brake. Is this correct?

The detail photos are helpful. One we do not see is the head.

Fixed cup appears to be Magistroni, perhaps L. Senior or Zenith.

Seat lug looks to be Agrati "SPORT" pattern. Are head lugs this pattern as well?

Dropouts with point at rear are Agrati item nr. 025.8002 and normally found on juvenile models.