Now in its seventh edition , it has remained a standard volume on the modern period .
His most enduring contribution was his survey of modern art , History of Modern Art : Painting , Sculpture , Architecture & Photography which was first published in 1968 .
Now in contribution 's seventh edition , contribution has remained a standard volume on the modern period .
His most enduring contribution was his survey of modern art , History of Modern Art : Painting , Sculpture , Architecture & Photography which was first published in 1968 .