The ornamental design for a bellman's cart, as shown.
A portable cart used for transporting luggage and the like.
FIG. 1 is a perspective view of a bellman's cart showing my new design;
FIG. 2 is a left side elevational view thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a front elevational view thereof;
FIG. 6 is a bottom plan view thereof; and,
FIG. 7 is a top plan view thereof.
The broken line showing of the wheels and elements on the bottom of the cart is included for the purpose of illustrating environment and forms no part of the claimed design.