Counties Of The District Of Columbia (Historical)

The District Of Columbia is now coextensive with one city and has no counties. At one point, it contained 1 county on the east side of the Potomac River with 2 incorporated cities in its central area, and 1 county on the west bank with 1 incorporated city on its southern tip.
Also name the 3 counties from which the land for the District Of Columbia was originally ceded.