Research & Collections News

One patent model in particular has piqued my interest over the last few weeks: a Theater-Stage, invented by Marshall H. Mallory on June 8, 1880.

Jeannette Estruth, a Ph.D. candidate at New York University working under Professor Linda Gordon, is the 2016-17 recipient of the Miller Center/ Hagley Library Fellowship in Business and Politics.

On the website for Adam Mathew, a digital publisher that works with Hagley, our good friend Regina Blaszcyk described her role in bringing the papers of Ernest Dichter to our libr

An extremely unique group of items recently passed through Library Conservation. It was a couple of small boxes of loops of thin plastic film, labeled “Holotape” on the outside.

Folding chairs of one kind or another have been with us for centuries. Here in the United States after 1860 there was a spike upward in the number of patented folding chairs for all sorts of uses.

When the Published Collections Department purchased a charming set of collectible Hallmark greeting cards, I seized the moment to employ an alternate cataloging routine.

The Philadelphia Map Society visited the Hagley Library on April 9 and viewed a display of maps from the Manuscripts and Archives Department. The maps ranged from early nineteenth-century property documents to twentieth century transportation ro…