Ion Lewis

Many of their buildings are listed on the National Register of Historic Places (NRHP).

He attended the Massachusetts Institute of Technology, after which he worked for Peabody & Stearns.

In 1882 he formed a partnership with Henry Paston Clark, but moved west soon afterward.

He worked in Chicago before going to Portland in 1889, where he formed a partnership with Whidden, a former MIT classmate.

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