The Vast majority of products in the pamphlet selection have data in LocatorPlus. Each of the pre-1801 and about 50,000 nineteenth and 20th century pamphlets don't yet have data in LocatorPlus. A lot of them can be found by exploring while in the Index-Catalogue from the Library of the Surgeon-Normal’s https://maps.app.goo.gl/4RRJnUstxVnoZ5sQ8