If your story takes place in two different times, you can always use a time key just above the beginning of the text to set time and place, and eliminate all those tediously alike transitions that say:
Meanwhile back in 1938 a new baby boy had been born, in June, to Robert and Lisa who were proud parents indeed.
Forty years later, Robert Junior celebrated his birthday on June 9th...and similar bad examples.
Or if you do a historical book or short story you can just:
put the time key in below the title to set time and place, like this:
by Arline Chase
Story starts here....