Toyota Corona Engine Stall While Driving

Hi, The Wife's Car Is Stalling As She Drives Down The Road...tops Out At 10 Miles An Hour...her Dad Is A Mechanic, Suggested Taking The...

When The Car Has Been Moving For A While And Then I Stop And Switch Off The Engine Lsay In A Traffic Jam Or At Traffic Lights,on Switching...

I've Got An Issue With My Car That I Have Done Hours Of Research On And Twice As Many Hours Work On. Now I'm Stumped. Any And All Advice...