- Birds MS & Stamps Alderney Stamps 2003 – Migrating Birds Part 2 • Seabirds 3 years ago ken yong SGD6.50
- Birds MS & Stamps Botswana Stamps 2019 – Endangered Birds Of Botswana • The Cranes 3 years ago ken yong SGD6.00
- Birds MS & Stamps - Malaysia MS & Stamps Malaysia Stamps 2009 – Unique Birds Of Malaysia 3 years ago ken yong SGD5.00
- Birds MS & Stamps - Malaysia MS & Stamps Malaysia Stamps 2006 – Wild Duck Species 3 years ago ken yong SGD5.00
- Birds MS & Stamps South Africa Stamp Sheet 1997 – Waterbirds Of South Africa 3 years ago ken yong SGD7.00
