Instrument

FIG. 1 is a perspective view of a first embodiment of an instrument our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a perspective view of a second embodiment of an instrument our new design;

FIG. 6 is a front elevation view of the second embodiment;

FIG. 7 is a left side view of the second embodiment; and,

FIG. 8 is a right side view of the second embodiment.

The broken lines in the drawings illustrate portions of the instrument that form no part of the claimed design.