The landscape architecture was designed by John Alexander Grant.

[3] The listing for the William B. Holden House was for a .75-acre (0.30 ha) property located at 6347 Southeast Yamhill, that consisted of the entire tax lot of Lot I, Belmont Villa, Portland, Oregon.

[3]: 32 In 2016, the National Register recorded a boundary decrease listing with address 6353 SE Yamhill, with property name William R. Holden House.

Further the middle initial appears to indicate a typo; the listing would have made sense as a boundary decrease to the William B. Holden House listing.

This article about a property in Oregon on the National Register of Historic Places is a stub.