1) Underside of the neck end (below the fingerboard) to the f-hole notches between the bridge feet (this is a little difficult with the bridge on but you can get close). In other words, if you drew a line from one f-hole notch to the other, you'd measure from there to the top end of the bass' belly under the fingerboard end.
2) Neck end just under the fingerboard to the nut.
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