In the first issue of the International Times, this advertisement for the Ono-Woman Show is run.
Also within this first issue, appears an article written by a Tony Cox. Is it the same Tony Cox then married to Yoko Ono?
More on these cartoons and where they appear in the International Times later.
So there you have a date. 9th November until 22nd November, as announced in the 1st volume, 1st issue of the International Times.