Hello all.
Larry, You may ask anything You like at this forum, about known or unknown subjects.
I was provoked by Graham's dogmatic approach.

Ventura Mark I AE686
As delivered, no turret. Later (with turret installed) served with 21 Sqn RAF.
Standard 2-gun turret
Ventura Mark I AE660 YH-Y of No. 21 Squadron RAF.
Lockheed Venturas and aircrew of No 464 Squadron, RAAF, at Feltwell, December 1942.
SB-H - the same aircraft is in Larry's image.
Regards to all
Zoran