Lesney Matchbox Models of Yesteryear, no. Y-2-A, 1911 "B" Type London Bus with red body and chassis, "Dewars" labels, blue driver, tan seats, gray metal wheels, tan painted underside of upper deck, 8 small over 4 large windows, and silver radiator. Made in England, 1956. Bus is 1:100 scale, 2 2/3" long.
The bus is missing the rear staircase from the upper deck, and it has some wear on the side decals and some small paint chips on the edges (see photos).