A blog reader gave me the suggestion for this post on Boyd Block houses in Ottawa (thanks A.H.). These are the historic houses that were built in the Ottawa area out of cement blocks that have a stone-like finish and were made by the Boyd Brothers Concrete Company. From Radford's Cement Houses c. 1909 Upon further research, I found that there were already some good resources on the history of Boyd Blocks: https://www.boydbrosconcrete.ca/history/ http://magickcanoe.com/blog4/?p=1 https://oldottawasouth.ca/history-project/2009/09/30/boyd-block-house/ Given the information already available, I want to add some additional notes of interest. The "heyday" for the Boyd Block houses was during the first two decades of the twentieth century. This time period in architecture was one where styles such as the American Foursquare and Edwardian houses were common in Ottawa. These were less ornamental in style compared to the Victorian period and thus lended themselves to the use of Boy