Do you need to apply a correction to a set of fixed sights? If you know how far away from center the bullets hit the target, the following formula will let you calculate how far you need to move the sights.

Several family members have contributed to my record of genealogy. While computers and the internet seem to make this easier, it also enables the inclusion of speculative information.

Genealogy

… is the ancestry and history of individuals. Many think of this as a list of names, birth and death dates, names of children and, maybe, where people lived. And, at least in part, that’s true. Those dates and relationships are the skeleton on which everything is hung but, I’m sure you’ll agree, people are more than bones.