Margaret Horder Biography
Also known as Margaret L'Anson Horder,  born in Burwood, Sydney.
painter, illustrator and commercial artis
Sometime around 1928, She began to attend the Westminster Art School, and she obtained commissions to design a group of posters for the Great Northern Railway of Ireland and the Great Southern Railways of England.

For a detailed biography of Margaret please see this link:

https://www.daao.org.au/bio/margaret-horder/biography/