54 - 丰和雅聚1 -- HDPC-A : Susie YENs “VINTAGE LIFESTYLE” Collection Part A
55 - 丰和雅聚2 -- HDPC-B : Susie YENs “VINTAGE LIFESTYLE” Collection Part B
56 - 丰和雅聚3 -- HDPC-C : Susie YENs “VINTAGE LIFESTYLE” Collection Part C
57 - 丰和雅聚4 -- HDPC-D : Susie YENs “VINTAGE LIFESTYLE” Collection Part D
58 - 专题研究1 -- SIBE-A : China-Europe Mail Via Siberia, 1900--1933
59 - 专题研究2 -- SIBE-B : Chronology of China-Europe Mail Via Siberia, 1898-1911
61 - 1914之旅 -- SIBE-D : 1914 Journey London to Shanghai Via Siberia
62- 蒙古邮品 -- SIBE-E : Mail To And From Mongolia Via Trans-Siberian Railway
64 - 竞争合作 -- SIBE-G : Competition From And Co-operation With Airmail Service
65 - 中东铁路 -- SIBE-H : Russian Language & Russian Calendar Cancellations of The Chinese Eastern Railway
66 - 南满铁路 -- SIBE-I : Brief History of South Manchurian Railway & Its Postmarks
67 - 专题邮集1 -- SIBE-J : Collection Exhibiting China-Europe Mail Via Siberia, No. 1
68 - 专题邮集2 -- SIBE-K : Collection Exhibiting China-Europe Mail Via Siberia, No. 2
69 - 专题邮集3 -- SIBE-L : Collection Of China-Europe Mail Via Siberia, 1902--1933
71 - 沿用戳记 -- MHS-B : Markings of Origin Adopted by Various Min Hsin Chu’s
72 - 合作投递 -- MHS-C : Items Handled by Two or More Min Hsin Chu’s
73 - 资费探讨 -- MHS-D : Collection of Fees and Apportionment of Fees
74 - 携带物品 -- MHS-E : Other Objects Carried Together With Letter
75 - 竞争合作 -- MHS-F : Co-Operation And Competition Between Official Post Office And Min Hsin Chu’s
77 - 邮政管理 -- MISC-A : Documents Adopted by Postal Administration Authority
78 - 铁路邮局 -- MISC-B : Cancellations of Chinese Railway Post Offices
80 - 收到已破 -- MISC-F : Received Broken Resealed By Official Post Office
YEN'S PHILATELIC CORNER
