Works published after 1922 are copyrighted. Works created after 1978 remain copyrighted for the life of the author plus 75 years. Works created and published before 1978 remain copyrighted for 75 years from the publication date if copyright was renewed.
Works created by an individual while employed by the federal government are in the public domain.
Works published before 1922 are in the public domain. Although BBP publications contain a copyright notice in the front of the publication, this does not mean we own the rights to all the material contained within the publication. You will need to contact the original source listed in the credit line. If the material you wish to use does not contain a source line, BBP owns the material and can grant permission. When in doubt, you should always seek permission.