exhibited by Capt. P.Schulz
dated 4.6.31
offered at TPO & Seapost Spring Auction 2016 as Lot #485 for 50 GBP
offered at 323rd John Bull Auction as Lot # 4006 for 800 HK$
dated 3.4.35
ex Collection R.Hosking
dated 21.6.33
dated 13.7.23
dated 13.5.31
dated 23.4.30
dated 3.2.29
dated 2.5.25