* American Jurisprudence 2d (Am. Jur. 2d): This is a comprehensive legal encyclopedia published by LexisNexis. It covers all areas of American law in a highly detailed and organized manner.
* Corpus Juris Secundum (C.J.S.): This is another widely used legal encyclopedia, published by Thomson Reuters. It is known for its detailed treatment of legal topics and its extensive cross-references.
These are just two examples, and there are other national legal encyclopedias available depending on the specific jurisdiction you're interested in.