Many things can go wrong when a record collection is indexed. If you're having diffculty finding Koepka ancestors in a particular database at one site, try finding it on another and compare the results.
The Necessary and Proper Clause, also known as the Elastic Clause, the Basket Clause, the Coefficient Clause, and the Sweeping Clause, is a provision in Article One of the United States Constitution, located at section 8, clause 18.
Which clause allows congress to exercise a number of powers that are not specifically mentioned in the constitution? Article I Section 8, the final paragraph. Basically, this is called the Necessary and Proper Clause, and it allows Congress to make any laws it deems necessary and/or proper.