Fretmaps, Dominant Chords

Below are some selected examples of dominant chord voicings (listen to the chords in mp3 format).

Chord Name C7 C7 C7 C9 C9 C13
Voicing 1-3-5-b7 1-5-b7-3 1-b7-3-5 1-3-b7-9 1-5-b7-9 1-b7-3-13

Since the chord second furthest from the right does not contains the b7 but not the 3rd (voicing 1-5-b7-9) it can also be considered a minor 9th chord.