Zimbabwe 1970s-90s Commercial airmail covers to Finland with good array of postmarks, many commems & defins, tax marking covers (40+ with circular or boxed markings), instructional markings incl boxed 'MISSENT TO/IRELAND', 'INSUFFICIENTLY PREPAID FOR/TRANSMISSION BY AIRMAIL [3 different types], few slogans, etc. Generally fine. (Approx 600) (Image1)

Estimate AU$120