- When I was a student, I had two roommates. Back then, the rents were cheap -- but not cheap enough for students!
(Back then = in the days when I was a student)
- The pioneers walked across the American continent by wagon train. Back then, the Transcontinental Railroad had not been finished.
(back then = in the days before the railroad was finished)
- I grew up around here. Of course, back then this was all farm land.
(back then = the years when I was growing up)
- The Bodleian Library keeps priceless Medieval books attached to the walls with chains. Back then the printing press had not been invented, so books were written by hand.
(back then = in Medieval times)
- In the old days, an orange was considered a Christmas present, and children would get one wrapped in gold foil in the toe of their stocking. Back then there was nothing like the amount of fruit we import nowadays.
(back then = in the old days, when imported fruit was scarce)
- Large numbers of people from Ireland came to the United States during the Potato Famine. Back then, potatoes were the staple of the Irish diet.
(back then = during the era of the Potato Famine)