Scope and Contents The collection consists of three philatelic items that were removed from other collections. It includes a United States 1893 Columbian Exposition Issue's 1-dollar stamp (Queen Isabella) on an auction card which was sent from H.R. Harmer to Virginia Murrary Bacon in 1946. The item was purchased by Robert Low Bacon.It also includes a postcard, franked with a United States $1.30 Graf Zeppelin stamp, sent to Robert F. Wagner by O.J. Butler depicting an airship over the...