Nearly All of things inside the pamphlet collection have records in LocatorPlus. All of the pre-1801 and about fifty,000 nineteenth and twentieth century pamphlets don't but have documents in LocatorPlus. A lot of them can be found by seeking inside the Index-Catalogue in the Library of your Surgeon-General’s Workplace PubMedIndexCat™ https://maps.app.goo.gl/4RRJnUstxVnoZ5sQ8