Personalized School Librarian Reading Quote Toddler Long Sleeve T-Shirt. Librarian occupation themed appreciation or back to school idea for a school librarian. A classic for Fall, Winter and Spring, these long sleeve toddler t-shirts are sure to be a staple in your child's wardrobe. Whether layered or alone, this t-shirt is soft yet durable enough to stand up to your toddler's playtime demands.