OK, I'll have another go.
The horizontal angle of view for 35mm film taken with a 50mm lens is
39.6°.
So, in your photo the angle between Venus and the Sun is about 19.8°?
26 May 2004 at 7:30 am
(There are plenty of more recent dates that might also fit these parameters, but this was the first that caught my eye on the Ephemeris Generator.)