Advertising postcard showing an interior view of the salesroom of William Rau's photographic studio at 238-244 South Camac Street. Salesroom features framed photographs showing a variety of Rau's work including two views from his Pennsylvania Railroad commission "On the Conemaugh" and "Washington's Crossing, above Trenton" ; a large cabinet probably containing stereoviews; two card files; and other office furniture. Two albums, one containing photographs of the Lehigh Valley Railroad, are displayed on the cabinet top. Verso contains advertising text describing types of work undertaken by the studio including residential, institutional and commercial views; portraits; printing, copying and enlargements; and color photography "direct from Nature." Also promotes the sale of lantern slide views.
