Cover franked with 1930 100rs turquoise green and 200rs drab (SG 487/488) and 1927 2000rs deep blue CONDOR issue (Sanabria #C5) all tied by RIO DE JANEIRO CONDOR cds's dated 28 AGO 1930. Flown on the L.A.B. first flight from Rio de Janeiro to La Paz, Bolivia with circular 'SYNDICATO CONDOR LTDA Primeira Mala Aerea Brasil - Bolivia 29-VIII-30 Lloyd Aereo Boliviano' cachet in black and green & yellow 'Cross' airmail label on front. Addressed to LA PAZ, BOLIVIA with arrival cds on front & back. (Muller #81)