Virtually All things from the pamphlet selection have information in LocatorPlus. Every one of the pre-1801 and about 50,000 19th and twentieth century pamphlets do not nonetheless have records in LocatorPlus. Many of them are available by looking during the Index-Catalogue in the Library of the Surgeon-General’s Office In actual https://maps.app.goo.gl/4RRJnUstxVnoZ5sQ8