Campagna Wall by Angelo Testa, 1947Mid Century Modern Sophistance for Your Walls Bring a piece of design history home. Originally designed in 1947 by the legendary Angelo Testa, the Campagna Wall is more than just a wallcoveringits a conversation piece. Part of the iconic Knoll Textiles collection, this design helped define the "Modernist" look of the mid 20th century and remains just as stunning today.