1923 (May 23), Peking-to-Tientsin First Flight cover (Starr-Mills 5), a lovely registered cover franked by the First Airmail Issue complete, along with 8¢ additional postage, all tied by bold "Peking/23 May 23" bilingual c.d.s.'s; front shows boxed Registered handstamp and three-line bilingual "To be despatched by Aerial Service" handstamp, with reverse showing violet Tientsin 23.5.23 "Aeroplane Service Tientsin C.P.O." handstamp plus Tientsin bilingual 23 May 23 receiver; a clean, attractive example, Very Fine.
Estimate HK$ 1,800 - 2,200. Est. HK$1,800-2,200 (Image1)

Est. HK$1,800-2,200

1930-49, interesting array of airmail covers to the U.S., a selection of 17 in all, with all but two obviously traveling by air, carried by the Clippers, BOAC, Air France and "via Hanoi Amsterdam Route"; usages include quite a few Censored at Hong Kong, along with a Special Delivery cover (postage added in the US) as well as one marked "Postage Due 5 cents/Seattle, Wash."—though without evidence that it was collected; various Censor tapes, transit and arrival markings, some pretty multicolor frankings, etc.; we note a 20¢ Reaper solo usage, an Oct. 10, 1943, cover bearing two full strikes of the one-day commemorative cancel for Chairman Chiang's taking office as President of the Republic, even a late Nanking cover bearing a trio of East China Liberated Area issues, etc.; same-period bonus covers from two India and one Hong Kong plus a 1960 Registered Malaya as well; condition issues range from minor to not-so-minor, but a useful lot nonetheless, Fine to Very Fine overall, inspect.
Estimate HK$ 2,400 - 2,800. Est. HK$2,400-2,800 (Image1)

Est. HK$2,400-2,800

1941 (Mar. 4), registered airmail cover, Lanchow to Chengtu, franked on front by a single 10¢ on 25¢ Dr. Sun Yat-sen Second London Print, with reverse bearing 1940 Kansu surcharge on Dr. Sun Yat-sen Hong Kong Print 3¢ on 5¢ chop (e) block of four, with upper left stamp surcharge-inverted variety, along with 3¢ on 5¢ olive green chop (f) block of six and vertical pair (Chan #365a, 488e, 488e var & 488f), all tied by seven strikes of "Lanchow (Kaolan)/1941.3.4" c.d.s.'s and Chengtu 1941.3.20 arrival, fresh, Very Fine, a striking and rare cover, signed H.L. Chung above the inverted surcharge stamp, with accompanying 2018 Experts & Consultants Ltd. photo certificate.
Estimate HK$ 4,000 - 5,000. Est. HK$4,000-5,000 (Image1)

Est. HK$4,000-5,000

1949 (May 30), Silver Yuan Kiukiang Local Issue airmail cover to Michigan, a striking and superb cover, franked on reverse by a spectacular block of 20 of $200,000 on $1,000 Parcel Post stamp, tied by multiple strikes of Kiukiang origin c.d.s.'s, Very Fine and choice, a showpiece.
Estimate HK$ 14,000 - 18,000

This cover essentially is a local Gold Yuan overprint used in the Silver Yuan period, which began a month earlier on April 29. One of only two such covers recorded with a block of 20, the second dated June 8. The $4,000,000 rate equates to 40¢ Silver, which was the correct international airmail rate for this date. Est. HK$14,000-18,000 (Image1)

Est. HK$14,000-18,000

1949 (Aug. 7), Silver Yuan mixed franking airmail cover, from Chengdu to Fuzhou, lightweight envelope franked on reverse by an uncommon pairing of a West Szechuan-overprinted $50,000 Dr. Sun Yat-sen (Chan #S126, Scott Szechuan #45) above a General Issue 10¢ Dr. Sun Yat-sen Hwa Nan print (Chan #S25, Scott #976), both tied by bold bilingual "Chengtu/7 8 38" c.d.s.; address-side bears two incomplete dotted-rim Fuzhou receivers, together reading Aug. 9 (?), 1949, along with blue manuscript "Air Mail" label; slightly wrinkled with small paper mounting remnant on address side, still, a Very Fine cover overall, scarce combination usage.
Estimate HK$ 1,400 - 1,800. Est. HK$1,400-1,800 (Image1)

Est. HK$1,400-1,800

1949 (Sept.), Silver Yuan airmail cover, Szechwan Province to Philadelphia, attractive, clean and neat cover, franked on front by Szechwan overprint on $200,000 Sun Yat-sen (Chan #S131, Scott #42), along with a horizontal strip of five of the Domestic Airmail Unit stamp (Chan #S8), all tied by c.d.s.'s; reverse shows bold Hong Kong 24 SP 49 transit; no arrival markings, Very Fine.
Estimate HK$ 1,500 - 2,000. Est. HK$1,500-2,000 (Image1)

Est. HK$1,500-2,000

Sinkiang, 1932 (Nov. 26), patriotic registered and censored airmail cover to Wuchang, splendid, superb quality cover with front showing 4¢ Sun Yat-sen plus 5¢ and 10¢ Junk issues, all tied by bold bilingual Tihwa (Urumtsi) 26.11.32 origin c.d.s.'s, along with Tihwa Registry label and Wuchang 4 DEC receiver; reverse shows intact Censor tape tied by red boxed "By Air Mail" chop, along with a superb example of the very scarce 30¢ deep brownish purple Sinkiang Airmail issue (Scott #C4, Chan #PSA4), which is perfectly tied by Tihwa origin c.d.s., Extremely Fine and choice, a rare, gem-quality cover, and a lovely example from the Turner correspondence, demonstrating the 9¢ letter rate, 10¢ registration plus 30¢ airmail fee.
Estimate HK$ 20,000 - 30,000. Est. HK$20,000-30,000 (Image1)

Est. HK$20,000-30,000

Sinkiang, 1932 (Nov. 27), formular envelope used Tihwa to Lanchow, lovely, clean envelope, franked by 15¢ blue Sinkiang "Air Mail" handstamp in red (Scott #C3, Chan #PSA3), along with 4¢ and 5¢ Second Peking Print Junk issues, all tied by "Tihwa/(Urumtsi)" origin c.d.s.'s, with reverse showing oval Government of Sinkiang red censor cachet along with Lanchow Dec. 1 bilingual arrival c.d.s.; a lovely and scarce cover showing the 9¢ letter rate plus 15¢ airmail surcharge fee; small piece of flap missing, Very Fine.
Estimate HK$ 10,000 - 14,000. Est. HK$10,000-14,000 (Image1)

Est. HK$10,000-14,000

Sinkiang, 1943 (Dec. 11), registered airmail cover from Tihwa (Urumtsi), Sinkiang, to Tientsin, attractive cover franked by the complete set of "Limited for Use in Sinkiang Province" woodchop-handstamped overprints in red, with reverse showing Tientsin JAN 15, 1944 receiver; minor usage soiling, Very Fine, a scarce usage.
Estimate HK$ 1,500 - 2,000. Est. HK$1,500-2,000 (Image1)

Est. HK$1,500-2,000