The Delaware State Archives has an extensive collection of photographs and drawings from the Jackson & Sharp Company, a manufacturer of railroad cars among other things. Below are links to items related to the Queen Anne's Railroad
Floor Plan and Side Elevation for a Passenger Coach
Photograph of "May Queen", a Passenger Coach
Floor Plan and Side Elevation for a Mail - Baggage - Passenger combo car
Photograph of a Mail - Baggage - Passenger combo car
Postcard of the Milton, DE railroad station