The William C. Mack Air Post Collection

*A buyer’s premium of 10% of the winning bid was added as part of the total purchase price on all lots in this sale. Buyers were responsible for applicable sales tax, customs duty and any other prescribed charges. By placing a bid, bidders agreed to the terms and conditions in effect at the time of the sale.

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Sale 844 — Index to Descriptions and Photos

• Pioneer Air Mails (Vin Fiz) Lot 3501
• Pioneer Air Mails (AAMC3-AAMC8) Lot 3502–3511
• Pioneer Air Mails (AAMC10-AAMC21) Lot 3512–3522
• Pioneer Air Mails (AAMC22-AAMC31) Lot 3523–3532
• Pioneer Air Mails (AAMC33-AAMC47) Lot 3533–3543
• Pioneer Air Mails (AAMC48-AAMC61) Lot 3544–3554
• Pioneer Air Mails (AAMC63-AAMC74) Lot 3555–3564
• Pioneer Air Mails (AAMC75-AAMC89) Lot 3565–3575
• Pioneer Air Mails (AAMC95-end) Lot 3576–3579
• United States Air Post Issues (Scott C1-C3) Lot 3580–3589
• United States Air Post Issues (Scott C3a) Lot 3590
• United States Air Post Issues (Scott C4-C23a) Lot 3591–3600
• Buffalo Balloon Air Post Semi-Official Lot 3601
• 20c Parcel Post Plate Block Lot 3602
• U.S. Air Post Issues Balance Lot 3603–3604
• U.S. Air Post Issues on Cover Lot 3605–3613
• United States Governmental Flights Lot 3614–3623
• Trans-Oceanic Flights Lot 3624–3630
• Early Foreign Flights Lot 3631–3639
• Foreign Air Post Issues Lot 3640–3658
• Foreign Air Post Issues on Cover Lot 3659–3671
• Air Post Literature Lot 3672