ALWAR: selection of two covers including 1877 issue ¼a. grey-blue pair and 1a. brown pair franked on the cover's reverse tied by black squared cancel; 1877 issue ¼a. grey-blue two singles and 1a. reddish brown pair franked on the cover's reverse tied by black negative seal cancels and in M/S, usual mixed condition; Est £150-£180 (Image)