May is Preservation Month and the Architectural Heritage Center is offering several education programs:

This Saturday, May 1stInvisible Additions: Increasing Space, Minimizing Impacts. Come learn how you can add space to your vintage home while retaining its original character. An architect, a contractor, a house lifter, and a City inspector will be on hand to talk about their work and answer questions.

Guild's Lake Courts Community Hall

Saturday, May 8thGuild’s Lake Courts: An Impermanent Housing Project. Historian Tanya March will discuss the World War II-era housing complex in Northwest Portland that was  designed by some of Portland’s most notable 20th century architects.

Portland City Hall c. 1910

Saturday, May 15thWhidden and Lewis and the Maturing of Portland Architecture.  U of O graduate student and Portland preservation advocate Brandon Spencer-Hartle highlights the career of one of Portland’s most significant architecture firms.

Pilot Butte Inn - Bend c. 1930

Saturday, May 22ndLost Oregon.  Historian Richard Engeman discusses the social and economic changes – and other events – that have affected Oregon’s built environment, covering everything from Chinook longhouses to the old Oregon State Capitol.

Click on the above links or go to for more information.

The Architectural Heritage Center is owned and operated by the non-profit Bosco-Milligan Foundation.  Education Program revenue supports the AHC mission to preserve the historic character and livability of our built environment, and to promote sustainability through the re-use of period homes and buildings.