Hi George Steve,
I have spoken to one of my colleagues in our consular services department who has advised that yes, it is possible to get a single entry eVisa now. Just You We are offering this service to our customers for a charge of £80 for tours starting 11th November.
If you have already booked with us, if you let me know you booking reference number we can tell you whether or not this service will be available for your tour and date.
Kindest regards,
Julia