Two old masters

Building Design reports on the new database from English Heritage, from which a league table of the architects with the most listed buildings can be drawn up, thus....

One Edmund Bird sagely notes in the comments : Sir Edwin Landseer certainly painted many pictures of dogs, stags (including the famous Monarch of the Glen) and other animals, but never built a single building. Does BD perhaps refer to the most famous architect of the 20th Century Sir Edwin Landseer Lutyens? If so please correct this.