Dar

Author(s): <a href='https://dar.bibalex.org/en/Search/ExactResults.aspx?format_Id=1&author=Bovey%2C%20Henry%20T.'> Bovey, Henry T.
Contributor(s): <a href='https://dar.bibalex.org/en/Contributor/ContributorItems.aspx?contributor=Biodiversity%20Heritage%20Library&format_id=1'> Biodiversity Heritage Library
Collection(s): <a href='https://dar.bibalex.org/en/Collection/CollectionItems.aspx?collection=Biodiversity%20Heritage%20Library&format_id=1'> Biodiversity Heritage Library
Category: <a href='https://dar.bibalex.org/en/Category/CategoryDetails.aspx?mainCat=Others&format_id=1'> Others
Subject(s): Trees ,&nbsp; Strength of materials

The strength of Canadian Douglas fir, red pine, white pine, and spruce.