A thick album of Hong Kong aerogramme, containig various types of mint examples as well commercial usage. Very comprehensive. Please
A thick album of Hong Kong aerogramme, containig various types of mint examples as well commercial usage. Very comprehensive. Please view.一大冊現代香港航空郵簡，包括不同品種之未使用及實寄例子，十分豐富齊全。請預覽。
