Columbia University Linen Postcard - South Hall

Postally unused in Columbia University linen postcard - shows South Hall. In very good condition. 

Linen postcards were produced between 1930 and 1945 when a new printing processes allowed printers to produce postcards with high rag content, which gave them a look of being printed on linen, rather than paper. Linen postcards have a beautiful, subtle use of colors.