Out of curiousity I was googling trying to find out.. I found this
site It is totally analogue ans is full of multiplying levers and cams For years it was the most accurate gun fire control computer ever made. I never worked one because right after that school I got transferred into missle systems.
I did go to school at WSMR and worked on a missle guidance computer that was analogue and full of 30 volt motors and 10 turn pots.