FIG. 1 is a top, rear, left side perspective view of a first embodiment of a sandwich, showing my new design;
FIG. 2 is a bottom, front, right side perspective view thereof;
FIG. 3 is a front elevation view thereof;
FIG. 4 is a rear elevation view thereof;
FIG. 5 is a left side elevation view thereof;
FIG. 6 is a right side elevation view thereof;
FIG. 7 is a top plan view thereof;
FIG. 8 is a bottom plan view thereof;
FIG. 9 is a top, rear, left side perspective view of a second embodiment of a sandwich, showing my new design;
FIG. 10 is a bottom, front, right side perspective view thereof;
FIG. 11 is a front elevation view thereof;
FIG. 12 is a rear elevation view thereof;
FIG. 13 is a left side elevation view thereof;
FIG. 14 is a right side elevation view thereof;
FIG. 15 is a top plan view thereof;
FIG. 16 is a bottom plan view thereof;
FIG. 17 is a top, rear, left side perspective view of a third embodiment of a sandwich, showing my new design;
FIG. 18 is a bottom, front, right side perspective view thereof;
FIG. 19 is a front elevation view thereof;
FIG. 20 is a rear elevation view thereof;
FIG. 21 is a left side elevation view thereof;
FIG. 22 is a right side elevation view thereof;
FIG. 23 is a top plan view thereof;
FIG. 24 is a bottom plan view thereof;
FIG. 25 is a top, rear, left side perspective view of a fourth embodiment of a sandwich, showing my new design;
FIG. 26 is a bottom, front, right side perspective view thereof;
FIG. 27 is a front elevation view thereof;
FIG. 28 is a rear elevation view thereof;
FIG. 29 is a left side elevation view thereof;
FIG. 30 is a right side elevation view thereof;
FIG. 31 is a top plan view thereof; and,
FIG. 32 is a bottom plan view thereof.
Broken lines shown in FIGS. 9-16 illustrate portions of the sandwich, that form no part of the claimed design.