India Airmail: 1911 Allahabad-Naini registered Aerial cover bearing KEVII 12a tied by fine strike of FIRST AERIAL POST/1911/U.P.EXHIBITION ALLAHABAD cachet and another one alongside, on reverse Registration label No.17, backstamps of Allahabad (18 FE. 11) & Pachmarhi delivery cds. Very few covers known with 12a franking.

Catalogue No: SG 135
Catalogue Value: -
Type: Cover