BA Plate 1B 1d. black, Leamington Maltese Cross, S.G.AS5 unlisted,

clear to large margins, distinctive Leamington Maltese Cross cancellation in black, a fine, clear and almost complete impression; very fine. RARE. (S.G. unpriced)

Stanley Gibbons do not record the distinctive Leamington Maltese Cross used on the 1d. black. However, in 'Encyclopaedia of the Maltese Cross Cancellations of Great Britain and Ireland', Pages 148-151, Professor S. David Rockoff and Mike Jackson do record such usage