The vast majority of products during the pamphlet assortment have information in LocatorPlus. Many of the pre-1801 and about 50,000 nineteenth and 20th century pamphlets tend not to nevertheless have records in LocatorPlus. Many of them are available by browsing inside the Index-Catalogue with the Library with the Surgeon-Common’s Office https://maps.app.goo.gl/4RRJnUstxVnoZ5sQ8