How a Rain-Soaked Seattle Bookstore Helped Invent the School Backpack
Cori Mothersbaugh remembers how she used to get her books from one class to another . start in grade school in the 1960s and through her sophomore year at the University of Washington in 1972 , textbooks would be wrap in a heavy dark-brown paper traveling bag and piled up in her arm . “ My generation , we did n’t put books in anything , ” the 66 - year - old severalise Mental Floss ....