
The factory was the city's largest garment manufacturer, making "shirtwaist" blouses, as many as 500 workers, working from 7:30 a.m. to as late as 9 p.m. during the busy season, six days a week, earning between $1 and $12 an hour. On average, wages seem to have been somewhere in the neighborhood of $3.00 to $3.50 an hour in today's dollars, inflation-adjusted.
A grimly fascinating "oral history" of former worker Pauline Newman can be found at History Matters, including audio. Here's an excerpt: