Ahhhhhhhhhh.........."Thrupenny bit Thursdays"......... they got bottomless too but that would be 1983.
ECMWF was "early closing Mondays, Wednesdays & Fridays". Happy days, no money but happy all the same. Our course speciality was indoor mountaineering where we would find ways of circumnavigating the bar without touching the floor.
Talking of overseas students, one chap from the large continent was tasked with using a computer. The lecturer.....sorry, instructor.... explained that it was just like a typewriter. "What's a typewriter ?" was the inevitable reply.
No doubt the cheque was cashed and he was sent home with top marks.