Air Mail cover 1919 (9 Jan.) envelope "By Aeroplane Service" to Calcutta, carried on the military flight from Baghdad to Delhi, showing "POSTAL SERVICE M.E.F./AERIAL POST BAGHDAD-DELHI/PER/HANDLEY-PAGE AEROPLANE" cachet in red-violet, overstruck at left by Indian "F.P.O. 55/*" c.d.s. and showing, on reverse, "CARRIED BY AERIAL MAIL/BAGHDAD/DEL41/JANY. 1919" cachet in violet, Delhi and Calcutta c.d.s. Fine and rare (about 50 carried). Photo
Air Mail cover 1919 (9 Jan.) envelope "By Aeroplane Service" to Calcutta, carried on the military flight from Baghdad to Delhi, showing "POSTAL SERVICE M.E.F./AERIAL POST BAGHDAD-DELHI/PER/HANDLEY-PAGE AEROPLANE" cachet in red-violet, overstruck at left by Indian "F.P.O. 55/*" c.d.s. and showing, on reverse, "CARRIED BY AERIAL MAIL/BAGHDAD/DEL41/JANY. 1919" cachet in violet, Delhi and Calcutta c.d.s. Fine and rare (about 50 carried). Photo

Details
Air Mail cover 1919 (9 Jan.) envelope "By Aeroplane Service" to Calcutta, carried on the military flight from Baghdad to Delhi, showing "POSTAL SERVICE M.E.F./AERIAL POST BAGHDAD-DELHI/PER/HANDLEY-PAGE AEROPLANE" cachet in red-violet, overstruck at left by Indian "F.P.O. 55/*" c.d.s. and showing, on reverse, "CARRIED BY AERIAL MAIL/BAGHDAD/DEL41/JANY. 1919" cachet in violet, Delhi and Calcutta c.d.s. Fine and rare (about 50 carried). Photo