06, an ex-LIRR trailer, was converted to a wiregreaser car (note the trolley pole) and likely based at the shops.
The Baltimore and Annapolis was the final hurrah for the WBandA, coming into being out of the bankruptcy of the WBandA in 1935. It was run by the BandO, and continued electric operations between Annapolis and Baltimore until 1950
Caption data from Warren Thompson; photo courtesy the Bill Volkmer collection