The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Guildford. The Royal Grammar School of King Edward VI. P. A. Buchanan
Guildford. The Royal Grammar School. Biddles. Guildford Series. I. A. Nelson Mapple
Guildford. The Grammar School. Vulcan Press. The R. A. P. Pencil Sketch
Guildford. Grammar School. The Wrench Series. No. 15. 934
Guildford. Grammar School. The Woodbury Series. No. 2105
Guildford. Grammar School. Frith Series. 1904