US D275888 S
FIG. 1 is a perspective view of a portable observatory showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a side elevational view thereof, with both sides appearing the same;
FIG. 5 is a rear elevational view thereof; and
FIG. 6 is a bottom plan view thereof.