Before the Needles
A detailed state by state listing of 14,490 executions that occurred under civil authority in the United States or within territory that later became the United States. From George Kendal being shot for espionage in Virginia (1608) until Gary Gilmore met his maker for murder in Utah (1977), it includes (when known) the convict's name, age, race, sex, occupation, crime, date of execution, method of execution and whether it was a single or multiple execution.
[The original link is broken. This link points to an archived copy on the Wayback Machine]