Original sentence: After the war, the "Rosies" and the generations that followed them knew that working in the factories was in fact a possibility for women, even though they did not reenter the job market in such large proportions again until the 1970s—by that time factory employment was in decline all over the country
Edited sentence: After the war, the "Rosies" and the generations that followed them knew that working in the factories was in fact a possibility for women, even though they did not reenter the job market in such large proportions again until the 1970's.By that time factory employment was in decline all over the country