Q. Which is the proper spelling of a generic age: 30s and 40s or 30’s and 40’s?
A. Chicago’s preferred style is thirties and forties, but if you need to use numerals, we recommend leaving out the apostrophes.
Q. Which is the proper spelling of a generic age: 30s and 40s or 30’s and 40’s?
A. Chicago’s preferred style is thirties and forties, but if you need to use numerals, we recommend leaving out the apostrophes.